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	<title>Henk Smout &#8211; Schaaksite</title>
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		<title>Gepasseerd station</title>
		<link>https://schaaksite.nl/2026/06/29/gepasseerd-station/</link>
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		<dc:creator><![CDATA[Henk Smout]]></dc:creator>
		<pubDate>Mon, 29 Jun 2026 08:16:21 +0000</pubDate>
				<category><![CDATA[Analyses/Partijen]]></category>
		<category><![CDATA[Schaakhistorie]]></category>
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					<description><![CDATA[<p>Die stelling na 13&#8230; De7xTe4 heb ik in 1897 teruggevonden door <em>New York Evening Post</em> van 6 maart in <a href="http://chessarch.com/excavations/time.php?a=1&#038;year=1897&#038;month=3" target="_blank" rel="nofollow noopener noreferrer">chessarch.com/excavations/time.php?a=1&#38;year=1897&#38;month=3</a> aan te klikken, in die krant van een week later merkt een oplettende lezer op dat na 14.Lg5 g3+ Wit niet 15.Kg1?</p>]]></description>
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			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
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<p>Die stelling na 13&#8230; De7xTe4 heb ik in 1897 teruggevonden door <em>New York Evening Post</em> van 6 maart in <a href="http://chessarch.com/excavations/time.php?a=1&#038;year=1897&#038;month=3" target="_blank" rel="nofollow noopener noreferrer">chessarch.com/excavations/time.php?a=1&amp;year=1897&amp;month=3</a> aan te klikken, in die krant van een week later merkt een oplettende lezer op dat na 14.Lg5 g3+ Wit niet 15.Kg1? maar 15.Kh1! moet doen.</p>
<p>De verdediging 10&#8230; f3 staat op naam van <a href="http://chessgames.com/perl/chessplayer?pid=31753" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessplayer?pid=31753</a></p>
<p>Klik in <a href="http://chessbites.com/Games.aspx?d=QCZLrp" target="_blank" rel="nofollow noopener noreferrer">chessbites.com/Games.aspx?d=QCZLrp</a> na 13&#8230; Dxe4 onder de notatie <em>Find Position</em> aan, dan heeft Wit een fikse plusscore. (404-melding sinds 11 juli van hopelijk voorbijgaande aard)</p>
<p>Bij <a href="http://chessgames.com/perl/chess.pl?node=2800433" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chess.pl?node=2800433</a> staat Zwart nog één in de min, de bovenste twee partijen zijn daar verkeerd gedateerd, dat moet 1903 zijn, het correspondentiethematoernooi van de <em>Monde Illustré</em>, zie <a href="http://anno.onb.ac.at/cgi-content/anno-plus?aid=sze&#038;datum=1903&#038;page=162" target="_blank" rel="nofollow noopener noreferrer">anno.onb.ac.at/cgi-content/anno-plus?aid=sze&amp;datum=1903&amp;page=162</a> (origineel van verdere verwijzingen naar de <em>Wiener Schachzeitung</em> &#8211; in vervolg afgekort WSZ &#8211; door bovenaan via jaartal en rechts bladzijde kiezen in <em>Hauptteil</em> gemakkelijk te achterhalen), Amsterdam is dus H.D.B. Meijer en Marseille Alexis Barbier (zie <a href="http://edochess.ca/players/p2546.html" target="_blank" rel="nofollow noopener noreferrer">edochess.ca/players/p2546.html</a> en aldaar afroepbaar artikel van Tim Harding). De tournooitabel op blz. 150 in het <em>Souvenir Supplement</em> 1905 van het <em>American Chess Bulletin</em> en op blz. 364 in <em>Twenty Years of the Rice Gambit</em> uit 1916 noemt zonder poespas Alapin de toernooiwinnaar, zelf noemt hij zich nadrukkelijk op blz. 249 van de WSZ 1903 &#8220;Mitglied des Komitees der Régence Marseillaise&#8221; en schrijft op de vorige bladzij &#8220;Der Zug <strong>10f4&#8211;f3</strong> [&#8230;] bietet dem Schwarzen die einzige Möglichkeit auf Gewinn zu spielen&#8221;, eert in de WSZ 1904 Dr. Bastide op blz. 92 voor 19&#8230; Txh4+ dat sterker is dan de elegantere voortzetting van Neustadtl. Nog duidelijker is Alapin in <em>The British Chess Magazine</em> 1904 blz. 422 &#8220;Pierce (Black) played against myself&#8221; bij een geweigerd Rice-gambiet verder afgekort RG uit dat toernooi, via <a href="http://chessarch.com/library/index.php" target="_blank" rel="nofollow noopener noreferrer">chessarch.com/library/index.php</a> terugvindbaar.</p>
<p>Vul in <a href="http://newinchess.nl/Na/" target="_blank" rel="nofollow noopener noreferrer">newinchess.nl/Na/</a> de namen Barbier en Pervago in, dat levert een partij op die ook in <em>Yearbook</em> 72 blz. 118 heeft gestaan en dus in werkelijkheid uit het toernooi van de <em>Monde Illustré</em> is, het reglement had geen bepaling dat het RG moest worden aangenomen, Wit heette niet Laurent en Zwart was de in oktober 1904 in Mantsjoerije in de oorlog tegen Japan gesneuvelde <a href="http://de.wikipedia.org/wiki/Stabskapitän" target="_blank" rel="nofollow noopener noreferrer">de.wikipedia.org/wiki/Stabskapitän</a> Pavel Nikolajevitsj.</p>
<p>In de <em>Utica Daily Press</em> van 14 oktober 1905 staat in de tweede kolom van pagina 3 o.a. dat <a href="http://en.wikipedia.org/wiki/Isaac_Rice_" target="_blank" rel="nofollow noopener noreferrer">en.wikipedia.org/wiki/Isaac_Rice_</a>(businessman) duikboten leverde aan beide partijen, maar dat die pas na afloop van de vijandelijkheden klaar waren.</p>
<p><a href="http://amazon.com/Smert%CA%B9-Pavla-Vol-1-Russian/dp/B0080FP7UU" target="_blank" rel="nofollow noopener noreferrer">amazon.com/Smert%CA%B9-Pavla-Vol-1-Russian/dp/B0080FP7UU</a> gaat niet over de heldendood van de schaker maar over tsaar Paul I *1754 &#8211; +1801 net als <a href="http://archive.org/details/smertpavlai00br/page/n3/mode/2up" target="_blank" rel="nofollow noopener noreferrer">archive.org/details/smertpavlai00br/page/n3/mode/2up</a></p>
<p>Hoogst merkwaardig dat in de officiële publicaties van Lipschutz 1898 <a href="http://books.google.nl/books?id=9k5AAAAAYAAJ&#038;redir_esc=y" target="_blank" rel="nofollow noopener noreferrer">books.google.nl/books?id=9k5AAAAAYAAJ&amp;redir_esc=y</a> blz. 8 en van Mortimer 1901 niet 13&#8230; Dxe4 maar alleen 13&#8230; g3+ staat. Trouwens de <em>Prefatory Note</em> van Professor Rice zelve begint met mallepraat want &#8230; c7-c5 past niet bij Ld6 maar bij Lg7, zie de door Steinitz in 1882 te Wenen verloren toernooipartij tegen Zukertort, met 9.Lxf4 onderaan de bladzij was Oskar Cordel in 1888 blijkens tabelnrs. 5 en 6 van <a href="http://books.google.nl/books?id=2YVznfZzMmEC&#038;pg=PG192#v=twopage" target="_blank" rel="nofollow noopener noreferrer">books.google.nl/books?id=2YVznfZzMmEC&amp;pg=PG192#v=twopage</a> Rice voor.</p>
<p>Wereldkampioen Lasker komt opnieuw met 13&#8230; Dxe4, waarna Johann Berger in die dagen ten onrechte meent dat 13&#8230; g3+ nieuw en goed is. Telegram van Rice in WSZ 1904, blz. 172 t/m 174 aan de deelnemers van Monte Carlo 1904 waarschuwt tegen Berger in de <em>Deutsche Schachzeitung</em> 1904 blz. 95-96, waarna Berger Rice verwijt dat het zijn schuld is dat Mieses tegen Marshall 15&#8230; Tg8+ speelde in plaats van 15&#8230; Dg6+.</p>
<p>Alapin achtte 14.Lg5 op 13&#8230; Dxe4 de juiste &#8220;positionele&#8221; zet, alle zes partijen van Lasker met Wit van de in augustus 1903 te Brighton door Rice gesponsorde tweekamp tegen Tsjigorin hadden als vervolg 14.g3 o-o 15.Lf4. De keuze voor 10&#8230; f3 was van Lasker, wie Wit en wie Zwart zou hebben lag bij Tsjigorin die voor ieder drie keer Wit en drie keer Zwart koos, na driemaal Lasker met Wit besloten beide spelers om de kleurverdeling zo te laten. Oordeel van Bogoljubow 1926 na 14&#8230; o-o: &#8220;Zwart heeft de kwaliteit, Wit twee lopers en sterk centrum, wederzijdse kansen ongeveer gelijk.&#8221;</p>
<p>De WSZ 1912 blz. 217 citeert W. Therkatz: &#8220;Wir müssen nun doch gestehen, daß bei den vielen Partien dieses Gambits, in denen Weiß mit einem blauen Remisauge davonkommt, sich uns die Empfindung aufdrängt, die schwarzen Gegner unterlägen dem unbewußten Zwange, vor allem die Henne nicht totzuschlagen, die so schöne goldene Eier legt.&#8221;</p>
<p>Larsen in <em>Kaissiber</em> 2 van april-juni 1997 blz. 14: &#8220;Was taten doch die armen Meister für den Mammon! Mit Lasker an der Spitze spielten sie Rice-Gambit, in Turnieren und Wettkämpfen.&#8221; en hij herinnert eraan hoe de pas 18-jarige <a href="http://en.wikipedia.org/wiki/Isador_Samuel_Turover" target="_blank" rel="nofollow noopener noreferrer">en.wikipedia.org/wiki/Isador_Samuel_Turover</a> bij het naief meteen beste zwarte antwoord aangeven te horen kreeg: &#8220;Verstehst du denn gar nicht, der Professor zahlt uns! Um deinen Gegenzug zu finden, hatten wir uns vorgestellt, zwei Wochen Zeit zu nehmen.&#8221;</p>
<p>Ligterink met enkele jaren geleden kortweg &#8220;volkomen incorrect&#8221; mag schaaktechnisch heel wel gelijk hebben, dat doet het sociaal gebeuren tekort dat niet beperkt bleef tot de door Rice betaalde meesters. &#8220;De grootste verzonken cultuurschat van de openingstheorie&#8221; schreef Hans Ree in <em>NRC Handelsblad</em> van 22 oktober 1994. Als meest overtuigende recept tegen het RG staan op blz. 29 van de dikke pil <em>The King&#8217;s Gambit</em> uit 2013 door John Shaw met enkele zijvarianten de zetten t/m 13&#8230; Dxe4 zonder bronvermelding met het op zich terechte oordeel beter voor Zwart alsmede het advies dat in het geheugen op te slaan, op blz. 39 in de <em>summary</em> van het hoofdstuk dat het RG daar moet worden gelaten waar het hoort: in de 19de eeuw! Het mag waar zijn dat de uitvinding plaats had in de laatste jaren van de 19de, de bloeitijd is begin 20ste eeuw. En toch geeft de witte plusscore na 13&#8230; Dxe4 in de genoemde databanken te denken.</p>
<p>Mijn eerdere vermelding hier van het RG in <a href="https://schaaksite.nl/2022/05/02/recensie-everybodys-talking-about-the-bird/" target="_blank" rel="nofollow noopener noreferrer">schaaksite.nl/2022/05/02/recensie-everybodys-talking-about-the-bird/</a> was primair een rechtzetting wegens geknoei door anderen met bronvermeldingen, in de eerste plaats Estrin en Glazkov: Bird heeft bij mijn weten nooit enige bemoeienis met het RG gehad en kan gezien zijn overlijden in 1908 sowieso niet bij voortborduren op de zet 16&#8230; Lf5 van Ed. Lasker 1913 betrokken zijn. Mijn enige schaaktechnische opmerking ging over de daar &#8220;onzinvariant&#8221; genoemde zetten, die aan Capablanca toeschrijven was me te gortig! De partij in die bijdrage betrof een afgesproken remise uit de laatste ronde door twee gelijk eindigende middenmoters van gastland Finland die daarin t/m 24.Kxg2 een Duras-analyse uit 1914 herhaalden die met 24&#8230; Lh3+ 25.Kh1 Kh8? verderging. Burns enige RG was <a href="http://365chess.com/game.php?gid=2631589" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2631589</a> in de laatste ronde van Barmen 1905 tegen de gelijk met hem eindigende Alapin. Sterker dan 10&#8230; f3 is volgens <em>Stockfish</em> 18 10&#8230; Ph5 (Jasnogrodsky) 11.d4 Pd7 of 10&#8230; Pbd7 11.d4 Ph5, Harding (voor de link zie edochess hierboven) is door <em>Deep Fritz</em> 7 met 12.dxe5 Pb6 (t/m 13.b3 staat <a href="http://365chess.com/game.php?gid=2631578" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2631578</a> bij Lipschutz blz. 18) 13.Pa3? op het verkeerde been gezet, sterker 13.d6! Dxh4 14.e6 wat ook kan ontstaan via 12&#8230; Dxh4(!) 13.e6 Pb6 14.d6 en na 14&#8230; o-o nog wel iets beter voor Zwart is, 	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
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			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram r1b1k2r/pppn1p1p/4P3/3P3n/2B2ppq/2P5/PP4P1/RNBQR1K1 b kq - 1 13">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
		</div>
			</div>
	maar 13&#8230; o-o(!) van <a href="http://en.wikipedia.org/wiki/Grigory_Helbach" target="_blank" rel="nofollow noopener noreferrer">en.wikipedia.org/wiki/Grigory_Helbach</a> 1905 tegen Sjisjkin (door Rice gesponsord en door Tsjigorin gewonnen thematoernooi te St. Petersburg) is sterker of misschien nog sterker 13&#8230; Pdf6! 14.Da4+ Ld7!! resp. 14.Pd2 Lxe6!! (de zetten 14&#8230; o-o vlak vóór en 14.Da4+ en 14.Pd2 onder het laatste diagram staan niet in de literatuur)</p>
]]></content:encoded>
					
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			<slash:comments>5</slash:comments>
		
		
			</item>
		<item>
		<title>De partij die Euwe over de streep trok</title>
		<link>https://schaaksite.nl/2026/01/26/de-partij-die-euwe-over-de-streep-trok/</link>
					<comments>https://schaaksite.nl/2026/01/26/de-partij-die-euwe-over-de-streep-trok/#comments</comments>
		
		<dc:creator><![CDATA[Henk Smout]]></dc:creator>
		<pubDate>Mon, 26 Jan 2026 21:06:16 +0000</pubDate>
				<category><![CDATA[Analyses/Partijen]]></category>
		<category><![CDATA[Computers en engines]]></category>
		<category><![CDATA[Mooie zetten en Bloopers]]></category>
		<category><![CDATA[Schaakhistorie]]></category>
		<guid isPermaLink="false">https://schaaksite.nl/?p=137332</guid>

					<description><![CDATA[<p>Aljechin &#8211; Lilienthal 1933 na 50&#8230; Ke4-f4</p>
<p>Gesteld dat het verloop dat Lilienthal zelf gaf 50&#8230; Kf5 51.Th4 Kg6 52.Tc8 Dxc8 53.h8D De6+ 54.Kb1 De1+ 55.Kc2 De2+ 56.Kc3 1-0 het werkelijke verloop was,</p>]]></description>
										<content:encoded><![CDATA[	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-white-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram 7q/2R4P/7R/1p6/p4k2/P7/KP6/8 w - - 3 51">
									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
		</div>
			</div>
	
<p>Aljechin &#8211; Lilienthal 1933 na <strong>50&#8230; Ke4-f4</strong></p>
<p>Gesteld dat het verloop dat Lilienthal zelf gaf 50&#8230; Kf5 51.Th4 Kg6 52.Tc8 Dxc8 53.h8D De6+ 54.Kb1 De1+ 55.Kc2 De2+ 56.Kc3 1-0 het werkelijke verloop was, wat dan nog? Na 35.Te6 noemde hij verder commentaar overbodig.</p>
<p>Voor het verloop 50&#8230; Kf4 51.Tc8?? Dxc8 52.Th4+ Kg5? <a href="http://365chess.com/game.php?gid=2657453" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2657453</a> geeft Edward Winter in <a href="http://chesshistory.com/winter/extra/lilienthal.html" target="_blank" rel="nofollow noopener noreferrer">chesshistory.com/winter/extra/lilienthal.html</a> vele vindplaatsen, het is wel duidelijk dat Kmoch en Euwe dat verloop voor ogen hadden (de onjuiste uitslag bij Münninghoff doet er niet toe), Aljechin schuttert dan inderdaad.</p>
<p>19.Pxe7+ zou bijvoorbeeld veel sterker zijn geweest dan 19.Dg4, maar de giga knoeizet is 51.Tc8??, dat zover bekend de eerste publicatie dat 52&#8230; Kf3! remise oplevert van 2002 dateert, betekent niet dat Kmoch en Euwe dat niet hebben gezien.</p>
<p>Op de 51ste zet heeft Wit ruime keus: <em>Analysis Board</em> van <em>365chess</em> op één vertakking ingesteld geeft 51.Tc5 met op diepte 60 mat in 24, voer in plaats daarvan 51.Tg7 op één vertakking in, dan zie je als resultaat op diepte 60 mat in 20 en bij 51.Tf7+ op dezelfde wijze ingevoerd is het volgens Stockfish 17 op die diepte mat in 22, evenzo 51.Th1 #18, na 51.Tc5 zelf invoeren #19.</p>
]]></content:encoded>
					
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			<slash:comments>3</slash:comments>
		
		
			</item>
		<item>
		<title>Dat is er niet altijd geweest!</title>
		<link>https://schaaksite.nl/2025/11/06/dat-is-er-niet-altijd-geweest/</link>
					<comments>https://schaaksite.nl/2025/11/06/dat-is-er-niet-altijd-geweest/#comments</comments>
		
		<dc:creator><![CDATA[Henk Smout]]></dc:creator>
		<pubDate>Thu, 06 Nov 2025 11:26:23 +0000</pubDate>
				<category><![CDATA[Analyses/Partijen]]></category>
		<category><![CDATA[Schaakhistorie]]></category>
		<guid isPermaLink="false">https://schaaksite.nl/?p=130164</guid>

					<description><![CDATA[<p>Wit doet Kh1, Tg1, g3 in <a href="http://lichess.org/broadcast/dutch-meesterklasse-202526/round-3/x1JAsFPp/EBsItyUs" target="_blank" rel="nofollow noopener noreferrer">lichess.org/broadcast/dutch-meesterklasse-202526/round-3/x1JAsFPp/EBsItyUs</a> in de ook verder zeer bekijkenswaardige partij Tommy Grooten &#8211; Arthur Pijpers.</p>
<p>Met de witte tegenactie tegen de zwarte pionnen op de koningsvleugel door met wisselende zetnummers Kh1 gevolgd door Tg1 en g3 of eerst g3 en dan Tg1 en ook niet steeds exact dezelfde configuratie aan beide kanten heeft dit concept nieuwland betreden,</p>]]></description>
										<content:encoded><![CDATA[<p>Wit doet Kh1, Tg1, g3 in <a href="http://lichess.org/broadcast/dutch-meesterklasse-202526/round-3/x1JAsFPp/EBsItyUs" target="_blank" rel="nofollow noopener noreferrer">lichess.org/broadcast/dutch-meesterklasse-202526/round-3/x1JAsFPp/EBsItyUs</a> in de ook verder zeer bekijkenswaardige partij Tommy Grooten &#8211; Arthur Pijpers.</p>
<p>Met de witte tegenactie tegen de zwarte pionnen op de koningsvleugel door met wisselende zetnummers Kh1 gevolgd door Tg1 en g3 of eerst g3 en dan Tg1 en ook niet steeds exact dezelfde configuratie aan beide kanten heeft dit concept nieuwland betreden, in <a href="http://newinchess.com/media/wysiwyg/product_pdf/4066.pdf" target="_blank" rel="nofollow noopener noreferrer">newinchess.com/media/wysiwyg/product_pdf/4066.pdf</a> vanaf blz. 193 (18 en 19 van de voorbeeldpagina&#8217;s) vestigt Ivan Sokolov daar de aandacht op. Het gaat terug op Yermolinsky 1997:</p>
<p><a href="http://365chess.com/game.php?gid=1246625" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=1246625</a></p>
<p><a href="http://365chess.com/game.php?gid=1230935" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=1230935</a></p>
<p><a href="http://chessgames.com/perl/chesslike.pl?gid=1242236" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chesslike.pl?gid=1242236</a></p>
<p><a href="http://365chess.com/game.php?gid=1066544" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=1066544</a></p>
<p><a href="http://365chess.com/game.php?gid=885911" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=885911</a></p>
<p><a href="http://chessgames.com/perl/chesslike.pl?gid=1807575" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chesslike.pl?gid=1807575</a></p>
<p><a href="http://365chess.com/game.php?gid=4054359" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=4054359</a></p>
<p><a href="http://newinchess.com/media/wysiwyg/product_pdf/7969.pdf" target="_blank" rel="nofollow noopener noreferrer">newinchess.com/media/wysiwyg/product_pdf/7969.pdf</a> (Lenderman &#8211; Nakamura, blz. 102 &#8211; 106)</p>
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		<title>&#8220;Development is everything&#8221;</title>
		<link>https://schaaksite.nl/2025/10/02/development-is-everything/</link>
					<comments>https://schaaksite.nl/2025/10/02/development-is-everything/#respond</comments>
		
		<dc:creator><![CDATA[Henk Smout]]></dc:creator>
		<pubDate>Thu, 02 Oct 2025 07:48:40 +0000</pubDate>
				<category><![CDATA[Analyses/Partijen]]></category>
		<category><![CDATA[Computers en engines]]></category>
		<category><![CDATA[Schaakhistorie]]></category>
		<guid isPermaLink="false">https://schaaksite.nl/?p=127290</guid>

					<description><![CDATA[<p>De wervelstorm 1.e4 e5 2.f4 exf4 3.Pf3 g5 4.h4 g4 5.Pe5 d5?! (Em. Lasker: &#8220;Schwarz muß sich so schnell als möglich entwickeln.&#8221; &#8212; &#8220;Black having many Pawns at stake must strive for rapid development so as to be able to strike hard blows with his pieces.&#8221;) 6.d4 (Em.</p>]]></description>
										<content:encoded><![CDATA[<p>De wervelstorm <strong>1.e4 e5 2.f4 exf4 3.Pf3 g5 4.h4 g4 5.Pe5 d5?!</strong> (Em. Lasker: &#8220;Schwarz muß sich so schnell als möglich entwickeln.&#8221; &#8212; &#8220;Black having many Pawns at stake must strive for rapid development so as to be able to strike hard blows with his pieces.&#8221;)<strong> 6.d4</strong> (Em. Lasker: &#8220;Auch der Weiße muß nach schleuniger Entwicklung streben.&#8221; &#8212; &#8220;White also must get quick action.&#8221;) <strong>Pf6 7.Lxf4 Pxe4? 8.Pd2! Pxd2? 9.Dxd2 Ld6? 10.Lb5+! c6 11.o-o! f6 12.Tae1! o-o 13.Ld3! </strong>&#8216;reculer pour mieux sauter&#8217;</p>
<p><strong>13&#8230; fxe5 14.Lxe5 Lxe5 15.Dh6!</strong></p>
<p><strong>                  14&#8230; Txf1+ 15.Txf1 Lxe5 16.Dh6!</strong></p>
<p><strong>13&#8230; Pa6 14.Lg5 fxg5 15.Lxh7+!</strong></p>
<p><strong>13&#8230; c5 14.Lg5 fxg5 15.Lxh7+!</strong></p>
<p>(in plaats van <strong>14.Lg5</strong> in de twee laatste vertakkingen heeft Wit in beide gevallen meerdere alternatieven die ook voldoende zijn voor winst; ook 11.Le2 scoort bij <em>Stockfish 17</em> boven de +2.~, maar <strong>11.o-o!</strong> is veel sterker)</p>
<p>bent u waarschijnlijk nog nooit eerder of anders hoogstens met de computer tegengekomen, want vanaf <a href="http://books.google.nl/books?id=2YVznfZzMmEC&#038;pg=PA199#v=twopage" target="_blank" rel="nofollow noopener noreferrer">books.google.nl/books?id=2YVznfZzMmEC&amp;pg=PA199#v=twopage</a> t/m de tweede editie 2022 van <em>Königsgambit&#8230; &#8230;richtig gespielt</em> door het veelschrijversduo Konikowski/Bekemann en in alle mij onder ogen gekomen publicaties in de tussentijd doet Wit uitsluitend 10.o-o-o.</p>
<p>Wél stond in de tweede editie 1981 deel C van de <em>ECO-encyclopedie</em> verantwoord door Kortchnoi na 10.o-o-o Le6 11.Ld3 Pd7 met !? 12.Pxf7 dat nog niet in de eerste editie 1974 eveneens op zijn gezag stond, maar daarna in de drie volgende edities, waarvoor hij niet heeft getekend, weer is geschrapt. Beide edities 2012 en 2022 van Konikowski/Bekemann noemen 12.Pxf7 Kxf7 13.Tde1 &#8220;völlig unklar&#8221; en ideaal voor verder onderzoek, ik zou zeggen &#8220;laat de engine dat maar doen, behalve 13.Tde1 heeft Wit nog drie winnende voortzettingen, namelijk 13.Lxd6, 13.Lh6 en 13.Lg5.&#8221;</p>
<p>In mei 2000 op blz. 7 stond analyse van 10.o-o-o Le6 11.Lb5+!! c6 12.Pxf7! door <a href="http://eindhovenseschaakvereniging.nl/wim-versnel-overleden/" target="_blank" rel="nofollow noopener noreferrer">eindhovenseschaakvereniging.nl/wim-versnel-overleden/</a> in <em>Schaakmagazine</em> en de engine geeft hem gelijk. Ik heb op 8 oktober 1966 in de uitwedstrijd van Moerwijk tegen Eindhoven met Wit van ir. Versnel gewonnen (hij speelde tegen mijn Koningsgambiet 3&#8230; h6, de Becker-verdediging) en toen kreeg ik te horen dat dat heel bijzonder was omdat hij zelf ook Koningsgambiet speelde.</p>
<p>In Cordels <em>Führer durch die Schachtheorie</em> 1888 (eerste link) is mij niet duidelijk of Strassburg <strong>8.Pd2!</strong> speelt en Caro dat prijst, danwel dat Horatio Caro de bedenker van deze buitengewone subtiliteit is (erboven, zie nr. 11 en 12 van de tabel meende Franz Brentano in de via <a href="http://chessarch.com/library/index.php" target="_blank" rel="nofollow noopener noreferrer">chessarch.com/library/index.php</a> afroepbare <em>Deutsche Schachzeitung</em> 1882, blz. 100 het ten onrechte door Samuel Rosenthal winnend voor Wit geachte in werkelijkheid zwakkere 8.Pxg4 met 8&#8230; De7? te kunnen weerleggen, <strong>5&#8230; d5</strong> was volgens hem voordeel voor Zwart, bittere polemiek met Oskar Cordel volgde), dat andere zetje waar Caro op wijst is beduidend minder, de daar genoemde tegenzetten op 8.g3 zijn beslist niet de beste <a href="http://365chess.com/game.php?gid=3427627" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=3427627</a> (nuttige mogelijkheden aldaar <em>Start Engine Analysis</em> en <em>Analysis Board</em>, bij het laatste kun je voorgeschotelde zetten aanklikken, 1 tot 5 vertakkingen kiezen en zelf zetten invoeren) maar na 8&#8230; Pd7 in plaats daarvan heeft volgens SF17 Wit in geen geval voordeel, <em>SF17.1  79MB NNUE</em> denkt daar na 9.Lg2 toch iets anders over.</p>
<p>In plaats van <strong>9&#8230; Ld6?</strong> (vergelijk hoe i.p.v. 12.De2 de inmiddels <em>Stockfish 17</em> van <a href="http://chessgames.com/perl/chessgame?gid=1075207" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessgame?gid=1075207</a> aan 12.Lb5 c6 13.Pxf7 de waardering +3 geeft; in <a href="http://365chess.com/game.php?gid=2696736" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2696736</a> is 12.Pxf7 Kxf7 13.Ld3 één van de, volgens SF17.1 79MB NNUE DÉ sterkste winstmogelijkheid; volgens SF17 zijn in <a href="http://chessgames.com/perl/chessgame?gid=1077951" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessgame?gid=1077951</a> 10.Lb5+ c6 11.Ld3 en vooral 10.Le2 veel sterker dan 10.o-o-o) is het relatief beste 9&#8230; Lg7, de fraaie witte winst in <a href="http://chessgames.com/perl/chessgame?gid=1076334" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessgame?gid=1076334</a> komt door de verkeerde reactie 10&#8230; Lxh6 i.p.v. 10&#8230; o-o, 10.h5 of ook 10.o-o-o f6 11.Pc4!? waren sterker geweest, een zet eerder had Zwart het beste 8&#8230; Pd6 teruggetrokken, 8&#8230; Le6 van Lasker is ongeveer even goed of slecht als 8&#8230; Pxd2, de tweede editie 2022 van Konikowski/Bekemann houdt nog steeds 8&#8230; Df6 met ! voor &#8220;vollen Ausgleich&#8221;, maar zie mijn artikel <a href="https://schaaksite.nl/2024/10/10/staat-er-niet-in/" target="_blank" rel="nofollow noopener noreferrer">schaaksite.nl/2024/10/10/staat-er-niet-in/</a> waar 9&#8230; Lh6 de zwarte zaak alleen maar nog erger maakt (bij <em>ChessBase</em> met betere 9&#8230; Lf5 partij Nazari &#8211; Willy 2024, 1-0, dat is deze partij <a href="http://chess.com/events/2024-titled-tuesday-blitz-april-9-late/06/Nazari_Arad-Play_Gilles" target="_blank" rel="nofollow noopener noreferrer">chess.com/events/2024-titled-tuesday-blitz-april-9-late/06/Nazari_Arad-Play_Gilles</a>), maar waar ik ook in de reacties <strong>7&#8230; Pxe4?</strong> door 7&#8230;. Ph5! vervang. Zoals daar opgemerkt moet Zwart dan op 8.Dd2 met 8&#8230; f6! (&#8220;important new idea&#8221; &#8212; <em>The King&#8217;s Gambit As White</em>, derde herziene editie 1995 door Bob Raingruber en Lou Maser, blz. 176, toch 9.Pd3 daar onterecht als goed voor Wit) antwoorden en Wit niet met 9.Pd3 zoals in Jordan &#8211; Schubert 2000, de computerwijsheid is 9.Pc3! en Zwart 9&#8230; Lg7! Belangwekkend is na 7&#8230; Ph5! ook het alternatief 8.Lg5 met vervolgvarianten die althans ík niet zelf kan bedenken, zie aldaar.</p>
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		<title>Een historische stand van zaken</title>
		<link>https://schaaksite.nl/2025/09/21/een-historische-stand-van-zaken/</link>
					<comments>https://schaaksite.nl/2025/09/21/een-historische-stand-van-zaken/#respond</comments>
		
		<dc:creator><![CDATA[Henk Smout]]></dc:creator>
		<pubDate>Sun, 21 Sep 2025 19:28:47 +0000</pubDate>
				<category><![CDATA[Analyses/Partijen]]></category>
		<category><![CDATA[Computers en engines]]></category>
		<category><![CDATA[Schaakhistorie]]></category>
		<guid isPermaLink="false">https://schaaksite.nl/?p=126551</guid>

					<description><![CDATA[<p>Na 1.e4 e6 2.d4 d5 3.Pc3 Lb4 4.e5 c5 5.a3 Lxc3+ 6.bxc3 Dc7 7.Dg4 f5 8.Dg3 is bij <em>Pachman &#8211; Halboffene Spiele</em> &#8211; <em>Vierte, überarbeitete und ergänzte Auflage</em> van Sportverlag Berlin 1966 hoofdvoortzetting 8&#8230;</p>]]></description>
										<content:encoded><![CDATA[<p>Na <strong>1.e4 e6 2.d4 d5 3.Pc3 Lb4 4.e5 c5 5.a3 Lxc3+ 6.bxc3 Dc7 7.Dg4 f5 8.Dg3</strong> is bij <em>Pachman &#8211; Halboffene Spiele</em> &#8211; <em>Vierte, überarbeitete und ergänzte Auflage</em> van Sportverlag Berlin 1966 hoofdvoortzetting <strong>8&#8230; Pg8-e7</strong> met als toelichting:</p>
<p>&#8220;Ganz außer Gebrauch gekommen ist die Fortsetzung <strong>8. &#8230;.cxd4</strong> 9. cxd4 Se7 10. Ld2 o-o 11. Ld3 b6 12. Se2 La6 13. Sf4 Dd7, z. B.:</p>
<p>a) <strong>14. h4(?)</strong> Lxd3 15. cxd3 Sbc6 16. Le3 Tac8 17. h5 Sa5=/+ (Smyslow-Botwinnik, Wettkampf 1957).</p>
<p>b) <strong>14. Lxa6</strong> Sxa6 15. Dd3 Sb8 16. h4= (Reschewski-Botwinnik, Weltmeisterschaft 1948).</p>
<p>c) <strong>14. Lb4!</strong> Lxd3? (besser ist Tf7 15. Sh5 Kh8) 15. Sh5! Sg6 16. Lxf8 La6 17. Lxg7 Db5 18. o-o-o!<span style="text-decoration: underline;">+</span> (Spasski-Fuchs, Studentenweltmeisterschaft 1958).&#8221;</p>
<p>10.c3 en 10.Pe2 hebben een hogere computerwaardering dan 10.Ld2, <a href="http://chessgames.com/perl/chesslike.pl?gid=1305901" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chesslike.pl?gid=1305901</a> en <a href="http://chessgames.com/perl/chess.pl?node=92625" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chess.pl?node=92625</a></p>
<p>In eerstgenoemde partij <a href="http://365chess.com/game.php?gid=2537450" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2537450</a> was de volgorde <strong>8&#8230; Pe7</strong> en pas op zet 15 &#8230;cxd4, de keuze voor 15.cxd3 in werkelijkheid dus 14.cxd3 is niet de beste, ook het boek van Keres <em>Spanisch bis Französisch</em> uit 1969 noemt onterecht de stelling na 17&#8230; Pa5 voordeel voor Zwart. De literatuur vermeldt nog 17&#8230; Pd8 met !?. Volgens de computer (<em>Stockfish</em> 17 bij <em>365chess</em> afroepbaar rechtsboven &#8211; althans op de laptop &#8211; of via <em>Analysis Board</em> &#8211; waar je ook voorgeschotelde zetten kunt aanklikken of zelf zetten kunt invoeren &#8211; rechtsonder de stelling &#8211; er moet dan <em>Stockfish 17</em> staan onder <em>Stop Analysis</em> -, ter vergelijking ook via lichess <em>Stockfish 17.1 79MB NNUE</em>) staat Wit beter, maar Zwart heeft gelijkspel met 17&#8230; h6, een type zet dat ik in dit variantencomplex alleen van de computer heb gezien, soms zelfs met de witte pion nog op h4. In plaats van 19&#8230; Kh8 doet SF17 19&#8230; Kf7 en verder de andere kant op, soms tot aan de a-lijn toe, ook &#8230; Kf7 na eerder andere zetten. In <a href="http://365chess.com/game.php?gid=2410906" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2410906</a> komt Prandstetter met zijn koning tot d7.</p>
<p>b) &#8220;=&#8221; bij 16.h4 is voor rekening van Pachman, na die zet in <a href="http://365chess.com/game.php?gid=2683728" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2683728</a> schrijft Euwe in het toernooiboek van Den Haag &#8211; Moskou 1948: &#8220;Wit heeft een prachtige aanvalsstelling opgebouwd.&#8221;, SF17 oordeelt op diepte 40 +0.48, SF17.1 NNUE +0.8. Euwe noemt terecht 17&#8230; Pg6 de beste verdediging. Vladimir Vukovic gaf in <em>Der Rochade-Angriff</em> de &#8220;<em>Selbstverteidigung des schwarzen Königs</em>&#8221; 25&#8230; Kg8! eventueel gevolgd door &#8230; Kf7, alleen staat Wit dan nog steeds beter en niet zoals hij dacht Zwart op de damevleugel positioneel gewonnen, net als hierboven met Kf7-e8 geeft SF17 direct 25&#8230; Kg8 maar ook alsnog na eerder enkele andere zetten. In de partij verspeelde Reshevsky in tijdnood door 29.Lf6+? Pxf6 30.exf6 Pc4! zijn voordeel, volgens SF17 is dan het beste 31.Dd1! =(0.00), de analyse van Botwinnik verdubbelt torens achter de e-pion 29.Tge3 Pc4 30.T3e2 Pe7 31.Lf6+ Kg8 32.Db1 Tfc8 33.f3 T8c7 en SF17 oordeelt boven +1.~ na 34.a4 zonder dat er een duidelijke beslissing inzit. In het vervolg wordt in tijdnood wederzijds geknoeid: &#8220;Ik heb slecht gespeeld, maar hij nog slechter&#8221; (Botwinnik).</p>
<p>Het onterechte uitroepteken bij c) <strong>14.Lb4!</strong> staat ook bij die partij <a href="http://365chess.com/game.php?gid=2541614" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2541614</a> in de Bulgaarse uitgave <em>Boris Spassky&#8217;s 300 wins</em> van Sergei Soloviov uit 1998, naar ik mij meen te herinneren eveneens in de <em>Losbladige</em> destijds, maar in <em>french winawer</em> van Everyman Chess uit 2000 door Neil McDonald lezen we: &#8220;inferior is 14 Bb4 Rc8! 15 Qg5 Nec6 16 Nh5 Qf7 and White was in trouble in Shaked-Kaidanov, San Francisco 1995&#8221;. 14.Lb4, vaak genoeg gespeeld door toch erkend goede spelers, geeft het openingsvoordeel weliswaar nagenoeg weg, maar Dg5 en Ph5 zijn wel heel erg slechte zetten. Na 14.Lb4 is Wit in ieder geval niet in het nadeel, in de partij van Spassky is 17&#8230; Da4 ietwat beter, Zwart moet inderdaad 14&#8230; Tc8! spelen, het in de literatuur van elkaar vaak overgenomen 14&#8230; Tf7 staat in de computerwaardering op sommige dieptes zelfs onder 14&#8230; Lxd3. 14&#8230; Tf7 was al gespeeld door Darga <a href="http://365chess.com/game.php?gid=2509333" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2509333</a> in 1951 en later, 1970, in de indrukwekkende pionnenwals <a href="http://365chess.com/game.php?gid=2393834" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2393834</a> van Petrosian. Diez del Corral had <a href="http://365chess.com/game.php?gid=2622967" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2622967</a> het jaar daarvoor verloren tegen Petrosian voor wie de diagnose van Pachman niet of niet meer opging, maar met een zet eerder Lb4 wint D. del C. later <a href="http://365chess.com/game.php?gid=2488242" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2488242</a> heel fraai tegen Portisch. Maar op 14.Lb4 Tf7 is 15.Ph5? slecht wegens 15&#8230; Pg6! (SF17). Karakteristiek is de terugtocht Lb4-d2 in <a href="http://365chess.com/game.php?gid=603051" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=603051</a></p>
<p>Na 15.h4 i.p.v. 15.Dd3 van Reshevsky doet Psachis in <a href="http://365chess.com/game.php?gid=1389357" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=1389357</a> 15&#8230; Tf7, de partij is in Kalinitsjenko&#8217;s <em>Malaja Debjoetnaja Entsiklopedia</em> 2003 t/m 17.c3 +/= het enige voorbeeld van 6&#8230; Dc7, opnieuw geeft de computer 16&#8230; h6! en na 16&#8230; Tc8 in de partij is direct 17.h6! sterker dan 17.c3. In plaats van 15&#8230; Pb8 (16.h5 Kf7) hierboven van Prandstetter en 15&#8230; Tf7 van Psachis deed ikzelf op 4 september 1962 na 3x 8&#8230; Pe7 in 1961, onder de indruk van bovengenoemd 25&#8230; Kg8! in het in maart van dat jaar in <em>Schakend Nederland</em> lovend besproken boek van Vukovic, in het Moerwijktoernooi tegen mijn 14-jarige schoolvriendje Rex van Dijken 15&#8230; Tac8 16.c3 Tc4 en na 17.h5 (er zijn alternatieven) iets te optimistisch 17&#8230; Tfc8, meer dan 60 jaar later leer ik van de engine dat Zwart 17&#8230; h6! moet spelen! Na het partijvervolg (ik sla alternatieven over) 18.h6 g6 19.Ph5 Kh8 20.Pf6 Db7 zag Wit niet hoe verder te komen en begon met de terugtocht 21.Ph5 gevolgd door Pf4-e2, wat ik beantwoordde met 21&#8230; Pg8 en op zich consequente belegering van zijn pion op h6 (22.Pf4 Df7 23.Pe2 Pb8 24.o-o Pc6 25.Dd3 Pd8 26.Dh3 Df8 27.f3 Pf7 &#8211; er is enige optische gelijkenis met de stelling die later ontstaat in de partij met Lb4-d2 &#8211; en nu de &#8216;<em>comedy of errors</em>&#8216; 28.Pf4? [28.g4 is plus voor Wit] 28&#8230; T4c6? [28&#8230;De7!, de paarden kunnen het alleen af om in combinatie met g6-g5 met de witte pion h6 af te rekenen] 29.g4? [29.c4 dxc4 30.d5<span style="text-decoration: underline;">+</span>] 29&#8230; Dxh6 [29&#8230; g5 30.Ph5 f4 is sterker] 30.Dg3? [30.gxf5 bijna =] 30&#8230; Df8? [30&#8230; g5! 31.Ph5 f4] 31.Dh4? [31.gxf5 exf5 32.e6<span style="text-decoration: underline;">+</span> &#8211; 32.Pxd5 g5 &#8211; sterker dan 31.g5+/=]  31&#8230; g5 en Zwart won. Mijn keurige lange notatie &#8211; o tempora! &#8211; wijst niet op tijdnood &#8211; controle na de 35ste zet -, van zijn kant was dat misschien wel zo, hij is er later berucht om!), de computer leert mij dat Zwart d.m.v. 21&#8230; Pc5! (i.p.v. 21&#8230; Pg8) 22.Dh4 Pe4 23.Pg3 Tf8 licht voordeel behaalt. 21.Ph5 was niet goed, zijn paard stond goed op f6 en hij had het aan Zwart moeten overlaten wat te doen na 21.o-o, dan is na 21&#8230; Pg8 het sterkste 22.Tfe1 (er zijn alternatieven zoals 22.Tae1) en als Zwart niet op f6 ruilt, 22&#8230; Pb8 23.Te2 kan Wit achter zijn pion op de e-lijn torens verdubbelen.</p>
<p>In januari 1972 in tienkamp 1A bij de Hoogovens, waarin ik achter de Joegoslaaf Orlov gedeeld tweede werd, had ik die variant nog een keer, zelfde 17 zetten als in <a href="http://365chess.com/game.php?gid=2700175" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2700175</a> verdere notatie niet bij de hand, altijd gedacht &#8220;makkie&#8221; tegen Nederlandse auteur van een openingenboek, we hebben niet geanalyseerd, leek me duidelijk: hij dacht dat c2 indirect gedekt stond. Ruim 50 jaar later blijkt Zwart ook na 17&#8230; Tc4 helemaal niet zoveel beter te staan na 18.h6, een zet eerder staat Wit na 17.h6 ondanks pionverlies nog steeds beter, 15&#8230; Tfc8 blijkt heel gewoon fout na 16.Ph5 Pg6 17.Pf6+ gxf6 18.h5 Dg7 19.exf6 Dxf6 20.hxg6 Dxg6 21.Dd6 en Wit staat beter tot gewonnen al moet de mens zoiets eerst nog correct afspelen. Is me dat schrikken!</p>
<p>Die analysevariant is een sterkere versie van het witte spel in <a href="http://365chess.com/game.php?gid=2102298" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2102298</a> waarin de computer als versterking aangeeft 16&#8230; Da4! 17.c3 Tf7! en eventueel als vervolg torenverdubbeling achter de pion op de f-lijn!</p>
<p>Nog enkele korte opmerkingen bij <strong>8&#8230; Pg8-e7</strong>: toen ik dat 3x in 1961 speelde deed ik wel mee aan schoolschaak, maar was nog geen clubspeler. 12&#8230; Kd8 speelde ik acht dagen eerder dan Botwinnik in de 12de partij, mijn tegenstander werd na zijn verlies kwaad op Euwe die het door hem gespeelde 13.Lg5 in het bondstijdschrift bij de eerste partij Tal &#8211; Botwinnik 1960 had aangegeven, Euwe had dat overigens van Tal zelf.</p>
<p>De computer bevestigt het door Euwe aangegeven 14.Lf6! als misschien sterkste zet in <a href="http://365chess.com/game.php?gid=2547942" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2547942</a></p>
<p>14&#8230; d4! 15.cxd4 Pc6! is nog het beste in <a href="http://365chess.com/game.php?gid=2552241" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2552241</a></p>
<p>Met betrekking tot <a href="http://365chess.com/game.php?gid=2559618" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2559618</a> en <a href="http://365chess.com/game.php?gid=23189" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=23189</a> afgezien van bijv. 11.Pe2 <a href="http://chessgames.com/perl/chesslike.pl?gid=1261669" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chesslike.pl?gid=1261669</a> of 13&#8230; La4!=, het in beide partijen gespeelde 16.Tb5 heeft ook in dit millennium een uitroepteken in zowel de 5de editie van deel C van de <em>ECO</em>-encyclopedie 2006 als in de 15de editie van <em>Modern Chess Openings</em> van 2008, maar Zwart heeft voordeel na 16&#8230; Da1, in het Batsford-boek <em>The French Defence Main Line Winawer</em> 1975 van John Moles heeft 16&#8230; Da1 vraagteken en 17.Tb2 &#8220;!<span style="text-decoration: underline;">+</span>&#8221; (zelfde zetten bij Pachman; kan me vergissen, maar heeft Tal dat niet zelf aangegeven?), ik zie minstens vijf computervoortzettingen ten gunste van Zwart waarvan 17&#8230; d3 de sterkste. In datzelfde boek zie ik dat Botwinnik in de 12de partij 19&#8230; Th4 zelfs licht voordeel voor Zwart achtte, een mistaxatie, <em>Analysis Board</em> van <em>365chess</em> ingesteld op twee vertakkingen geeft vanaf diepte 36 19&#8230; f4 als beter dan 19&#8230; Th4, maar in beide gevallen blijft het plus voor Wit. Bij <em>Stockfish 17.1 NNUE</em> is 19&#8230; f4 al vanaf veel geringere diepte, namelijk 15, nog het beste.</p>
]]></content:encoded>
					
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			</item>
		<item>
		<title>Dr. C. Schmid verbessert Rosentreter, Dr. C. Schmid verschlimmbessert Quaade</title>
		<link>https://schaaksite.nl/2025/09/03/dr-c-schmid-verbessert-rosentreter-dr-c-schmid-verschlimmbessert-quaade/</link>
					<comments>https://schaaksite.nl/2025/09/03/dr-c-schmid-verbessert-rosentreter-dr-c-schmid-verschlimmbessert-quaade/#comments</comments>
		
		<dc:creator><![CDATA[Henk Smout]]></dc:creator>
		<pubDate>Wed, 03 Sep 2025 15:45:09 +0000</pubDate>
				<category><![CDATA[Analyses/Partijen]]></category>
		<category><![CDATA[Computers en engines]]></category>
		<category><![CDATA[Schaakhistorie]]></category>
		<guid isPermaLink="false">https://schaaksite.nl/?p=125321</guid>

					<description><![CDATA[<p><a href="http://babel.hathitrust.org/cgi/pt?id=njp.32101072325416&#38;seq=293" target="_blank">&#x2794; Dr. C. Schmid verbessert Rosentreter</a></p>
<p><a href="http://babel.hathitrust.org/cgi/pt?id=njp.32101072325796&#38;seq=242" target="_blank">&#x2794; Dr. C. Schmid verschlimmbessert Quaade</a></p>
<p>Controleer maar, bijvoorbeeld met <a href="http://365chess.com/analysis_board.php" target="_blank" rel="nofollow noopener noreferrer">365chess.com/analysis_board.php</a> (up-to-date versie moet <em>Stockfish 17</em> vermelden onder <em>Stop Analysis</em>)</p>]]></description>
										<content:encoded><![CDATA[<p><a href="http://babel.hathitrust.org/cgi/pt?id=njp.32101072325416&amp;seq=293" target="_blank">&#x2794; Dr. C. Schmid verbessert Rosentreter</a></p>
<p><a href="http://babel.hathitrust.org/cgi/pt?id=njp.32101072325796&amp;seq=242" target="_blank">&#x2794; Dr. C. Schmid verschlimmbessert Quaade</a></p>
<p>Controleer maar, bijvoorbeeld met <a href="http://365chess.com/analysis_board.php" target="_blank" rel="nofollow noopener noreferrer">365chess.com/analysis_board.php</a> (up-to-date versie moet <em>Stockfish 17</em> vermelden onder <em>Stop Analysis</em>)</p>
]]></content:encoded>
					
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			<slash:comments>3</slash:comments>
		
		
			</item>
		<item>
		<title>Antieke theorie</title>
		<link>https://schaaksite.nl/2025/04/03/antieke-theorie/</link>
					<comments>https://schaaksite.nl/2025/04/03/antieke-theorie/#comments</comments>
		
		<dc:creator><![CDATA[Henk Smout]]></dc:creator>
		<pubDate>Thu, 03 Apr 2025 16:47:40 +0000</pubDate>
				<category><![CDATA[Analyses/Partijen]]></category>
		<category><![CDATA[Schaakhistorie]]></category>
		<guid isPermaLink="false">https://www.schaaksite.nl/?p=115980</guid>

					<description><![CDATA[<p>Spoiler</p>
<p>Stockfish 17 laat geen twijfel op dat punt.</p>
<p>Na 1.e4 e5 2.f4 exf4 3.Pf3 g5 4.Lc4 g4 5.o-o gxf3 6.Dxf3 Df6 7.e5 Dxe5 8.d3 Lh6 9.Pc3 Pe7 10.Ld2</p>
<p>zijn er twee gelijkwaardige op zetverwisseling neerkomende voortzettingen,</p>]]></description>
										<content:encoded><![CDATA[<p><strong>Spoiler</strong></p>
<p>Stockfish 17 laat geen twijfel op dat punt.</p>
<p>Na 1.e4 e5 2.f4 exf4 3.Pf3 g5 4.Lc4 g4 5.o-o gxf3 6.Dxf3 Df6 7.e5 Dxe5 8.d3 Lh6 9.Pc3 Pe7 10.Ld2</p>
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src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" 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class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
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<p>zijn er twee gelijkwaardige op zetverwisseling neerkomende voortzettingen, allebei gewonnen voor Zwart, te weten:</p>
<p>10&#8230; Pbc6 11.Tae1 Dd4+! 12.Kh1 [12.Tf2] o-o!</p>
<p>en 10&#8230; o-o 11.Tae1 Dd4+! 12.Kh1 [12.Tf2] Pbc6!.</p>
<p>Pas de computer maakt de in vroegere theorie miskende kracht van 11&#8230; Dd4+! in beide alternatieven duidelijk.</p>
<p>De zinsnede &#8220;antieke theorie&#8221; heb ik in een eerdere reactie op deze site al een keer gebezigd, dat betrof toen een Grünfeld-ruilvariant van 1945 en kort daarna, ik ga nu wat verder terug in de tijd.</p>
<p><strong>&#8220;Life is too short to learn German&#8221;</strong></p>
<p>Mijn vooronderstelling is dat <a href="http://chessgames.com/perl/chessplayer?pid=10322" target="_blank" rel="noopener">Charles French Smith</a> <a href="http://web.archive.org/20140224142905/http://chesscafe.com/text/kibitz177.pdf" target="_blank" rel="nofollow noopener noreferrer">web.archive.org/20140224142905/http://chesscafe.com/text/kibitz177.pdf</a> in <a href="http://chessbites.com/Games.aspx?d=orCxAo" target="_blank" rel="nofollow noopener noreferrer">chessbites.com/Games.aspx?d=orCxAo</a> niet had gezien dat Von der Lasa het jaar daarvoor op blz. 230/31 van zijn <em>Leitfaden für Schachspieler</em> <a href="http://books.google.nl/books?redir_esc=y&#038;hl=nl&#038;id=bK4UAAAAYAAJ" target="_blank" rel="nofollow noopener noreferrer">books.google.nl/books?redir_esc=y&amp;hl=nl&amp;id=bK4UAAAAYAAJ</a> over de 12de zwarte zet had opgemerkt: &#8220;d7-d5 würde durch Lc4-d5: genommen werden, ohne dass Sch. seine Stellung wesentlich verbessert hätte.&#8221; <em>Life is too short to learn German</em> <a href="http://quoteinvestigator.com/2024/11/24/learn-german/" target="_blank" rel="nofollow noopener noreferrer">quoteinvestigator.com/2024/11/24/learn-german/</a> , bovendien die onbegrijpelijke algebraïsche notatie!</p>
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src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span 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			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
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<p>Bij Pachman 1966 trof ik aan Keres toegeschreven 13.Lxd5! Pxd5 14.Pxd5 <span style="text-decoration: underline;">+</span> aan, Stockfish 17 79MB NNUE noemt dat, als Zwart het sterkste (14&#8230; Pc6) doet, op diepte 40 +2.5, dus dik gewonnen voor Wit, het ! bij 13.Lxd5 staat inderdaad bij de Keres van de jaren &#8217;50, maar ik zie daar geen verdere zetten. Hans Renette in zijn in 2016 bij McFarland verschenen Bird-biografie merkt op dat in Bird &#8211; Smith (19.h3 +&#8211;) na 13.Lxd5 c6 Wit op slag met 14.Pe4 kon winnen, dat Zwart ofwel 13&#8230; Dd6 moest doen om f4 te dekken, danwel met 13&#8230; Pd7 had moeten ontwikkelen (Daar genoemd 11&#8230; Df6 verliest na 12.Txe7 Dxe7 13.Pd5). Volgens SF17 is 13&#8230; Dd6! de juiste verdediging met groot voordeel voor Zwart en 13&#8230; Lg7 biedt nog =, op 13&#8230; Pd7 wint 14.Dh5. De SF16 van <a href="http://365chess.com/game.php?gid=861119" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=861119</a> geeft ook 13&#8230; Dd6 en i.p.v. 13.Lxd5, wat toch wel hoogst verrassend mag heten, 13.Lxf4 als 0.00; SF17 bevestigt dat dat de enige goede zet is. 12&#8230; d5 is dus goed genoeg voor gelijkspel, waarbij Wit eerst maar eens het subtiele 13.Lxf4 moet vinden.</p>
<p>13.Lxd5 dus, dachten Keres en Pachman waar Romanovsky 12&#8230; d5 13.Dh5 Dd6! had aanbevolen, vervolg partij Romanovsky &#8211; Noach, Leningrad 1939 14.Lxd5 Pxd5 15.Pxd5 Pc6 16.Lxf4 Lxf4 17.Txf4 f5! 18.Te3</p>
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is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span 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src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
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<p>en in deze stelling zou volgens Romanovsky het zwarte spel na 18&#8230; Pe5 houdbaar zijn, volgens SF17 is 18&#8230; h6 0.0 en 18&#8230; Pe5 +0.9 á +1.0.</p>
<p><strong>Miskende zetverwisseling</strong></p>
<p>12&#8230; Pbc6 i.p.v. 12&#8230; d5 doet de stelling ontstaan die ook via 10&#8230; Pbc6 11.Tae1 Dc5+ 12.Kh1 mogelijk is. Noot 1 op blz. 730 van de 8ste <em>Bilguer</em> citeert bij de tabelvariant 10&#8230; Pbc6 11.Tae1 Df5 J. Berger in de <em>Deutsche Schachzeitung</em> 1905, blz. 130/31 door de <em>Bilguer</em> met contextuele aanvullingen tussen haakjes typografisch bewerkt, door mij naar het origineel geciteerd:</p>
<p>&#8220;Der Verteidigungszug 11. &#8230;., De5-f5  wurde zu einer Zeit mit dem Zeichen ! versehen, als die Verteidigung Zukertorts 12. &#8230;., o-o! 13. Ld2xf4, Lh6-g7 als Antwort auf den Zug 12. Te1-e4 noch nicht bekannt war. Es scheint noch niemand untersucht zu haben, ob diese Verteidigung nicht auch nach 11. &#8230;., De5-c5+ 12. Kg1-h1 mit Erfolg angewendet werden könnte, so daß es dann überhaupt keinen Angriff Sc3-d5 mehr gäbe! Ich habe bisher eine klare Widerlegung der Verteidigungszüge 11 (Ta1-e1) De5-c5+ 12. Kg1-h1, o-o  (auf 13. Ld2xf4 ist die Antwort: Lh6-g7) nicht finden können.&#8221;</p>
<p><a href="http://chessgames.com/perl/chessgame?gid=2150688" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessgame?gid=2150688</a> moet recent zijn opgegraven, staat niet in de Anderssenverzamelingen van Hermann von Gottschall van 1912 en in die van Sid Pickard en Ron Burnett uit 1996. Klik in <span style="text-decoration: underline;">chessgames</span> Greenaway maar aan om meer over deze speler te weten te komen. De partij heeft in de via <a href="http://chessarch.com/library/index.php" target="_blank" rel="nofollow noopener noreferrer">chessarch.com/library/index.php</a> terug te vinden <em>British Chess Review</em> 1853, blz. 81 gestaan en 13.Dh3 werd daar &#8220;well played&#8221; genoemd.</p>
<p>Zonder dwarsverwijzing staan in dezelfde <em>Bilguer</em> op de vorige bladzij in noot 13 bij de tabelvariant 10&#8230; o-o 11.Tae1 Dc5+ 12.Kh1 c6 de zetten 12&#8230; Pbc6 13.Lxf4 Lg7 14.Le3 Pd4 15.Lxf7+ Kh8 16.Lxd4 Lxd4 17.De4 Pc6 18.Tf5 Pe5 19.Lb3 <span style="text-decoration: underline;">+</span>,</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
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									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" 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class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
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<p>dat is dus na 13&#8230; Lg7 met zetverwisseling de stelling waar Berger het over had, bij 19.Lb3 staat geen bronvermelding, wél uitroepteken, 19.Tef1 stond als nummer van de tabel in de vorige editie van 1891 door Emil Schallopp, dus mogen we gevoeglijk aannemen dat 19.Lb3 de verbetering door Schlechter is. Bij de Keres van de jaren &#8217;50 trof ik de bewering aan als zou Schlechter 18&#8230; d5 met vervolg 19.Txd5 Txf7 20.Txc5 Lxc5 hebben aanbevolen, ik denk dat het enige waar Keres in dezen gelijk in heeft dat Wit duidelijk beter staat, Bücker geeft ! aan 21.Dd5 maar op 21.Dc4 Te7 slaat SF17 op e7 en is 21.Dc4 het sterkst, 19&#8230; Txf7 is wel een heel erg slechte zet, ik geloof er niets van dat Schlechter 18&#8230; d5 zou hebben aangegeven. De &#8216;<em>Verschlimmbesserung&#8217;</em> 16.De4? van <em>Lärobok</em> staat ook in Reuben Fines <em>Modern Chess Openings</em> 1939, Keres 1953, 1968, Kortchnoi/Zak 1974, 1986 en Estrin/Glazkov 1982, 1988; Bückers weerlegging 16&#8230; Pef5! is overtuigend.</p>
<p>Het vervolg bij Schallopp in de <em>Bilguer</em> 1891, blz. 526/27 No. 17 van de tabel i.p.v. Schlechters 19.Lb3 is 19.Tef1 d5 20.Dh4 Pxf7 21.Txf7 Txf7 22.Txf7 Lf5 23.Txf5 Lxc3 24.bxc3 Dxc3 25.Df6+ =, dat het oordeel over de bereikte stelling klopt komt door Wits 25ste zet (nog niet in <em>Handbuch</em> 1880, dus inderdaad van Schallopp), 25.h3 of 25.g3 is +&#8211;, de zettenreeks t/m 24&#8230; Dxc3</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
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			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram r6k/ppp4p/8/3p1R2/7Q/2qP4/P1P3PP/7K w - - 0 25">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span>									<span 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class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span 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<p>is van Von der Lasa in zijn <em>Leitfaden</em> van 1848 met bij de 10de zet &#8220;die Rochade ist bedenklich&#8221; en werd in volgende edities en <em>Bilguer</em>s inclusief eindoordeel = overgenomen. Bekijkt u zet voor zet maar met de engine en verbaast u!</p>
<p><strong>Geldige en een ongeldige verbetering door Kortchnoi</strong></p>
<p>14&#8230; Da5! is een verbetering in Kortchnoi/Zak 1974 en niet onduidelijk zoals daar beoordeeld maar beter voor Zwart,</p>
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class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" 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<p>het in Estrin/Glazkov daartegen aangevoerde 15.Ld2 (daar met !) Dc5? 16.Pe4 deugt niet wegens 15&#8230; d5 (twee partijen mee bij <em>ChessBase</em>). In een interview ging Kortchnoi ooit prat op een door hem gevonden fundamentele versterking voor Zwart in het Muziogambiet, als hij deze zet 14&#8230; Da5 bedoelt is dat terecht, niet als hij aan 11&#8230; Df5 12.Pd5 Kd8 13.De2! b5(?) 14.Pxe7(?) Dc5+ 15.Tf2! Pxe7 denkt. Die zettenreeks staat met uitroeptekens bij 13&#8230; b5 en bij 15&#8230; Pxe7 en oordeel voordeel voor Zwart met Kortchnoi als bron in <em>Batsford Chess Openings</em> 1982, maar met ? bij 13&#8230; b5 en vervolg 16.Lc3 Te8 17.Lxf7 Tf8 18.Ld4! +&#8211; in BCO 1989, vriendje Stokvis zegt dat die stelling (uit Estrin/Glazkov 1982, 1988) =0.0 is na 18&#8230; f3! 19.De4! en dat het door mij op eigen kracht bedachte en bij Znosko-Borovsky (ik vond ooit zelf nog eens voor Wit een versterking op wat zijn boek aangaf en kwam er jaren later achter dat Mirotvorsky, na verschijnen van het boek, dat ook had gevonden!) teruggevonden 18.b4! de juiste zet is, het vervolg op 18&#8230; Dd6 19.Le5! Dxb4 20.c3 vonden &#8220;wij&#8221; niet, ook niet na 19.Dh5 Lb7 20.Tfe2 Dc6 21.Ld4 f3 het bovenmenselijke 22.Tf2!.</p>
<p>Gesteld, wat op zich plausibel is, dat Von der Lasa het idee Lh6-g7 had gevonden in iets andere maar vergelijkbare stelling bij analyse van zijn verliespartij met Zwart tegen Mayet die we via <span style="text-decoration: underline;">chessarch</span> kunnen terugvinden in <em>The Chessplayer&#8217;s Chronicle</em> van 1841 op blz. 226/27 als &#8220;<em>Spirited Game, recently played by two strong Players, at Berlin</em>&#8221; (uit de eerste <em>Bilguer</em> 1843 is duidelijk dat het om Mayet en Von der Lasa gaat, verloop in algebraïsche notatie 10&#8230; c6? 11.Tae1 Dc5+ [relatief beste 11&#8230; Dd4+] 12.Kh1 [12.Tf2! Staunton 1847] 12&#8230; d5 13.Dh5 Dd6 14.Lxd5 [14.Pe4! ondanks afkeuring door de bedenker George Walker 1841 en alle <em>Bilguer</em>s] 14&#8230; o-o! 15.Lb3 [15.Le6! =0.0 Stockfish] 15&#8230; Dg6 16.Dc5 Pf5 17.Lxf4</p>
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is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square 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			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
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<p>17&#8230; <span style="text-decoration: underline;">Lxf4?</span> 18.Txf4 Pg7? 19.Pe4? Pe6?? 20.Lxe6! +&#8211; Lxe6 21.Pf6+ Kg7 22.Txe6 fxe6 23.Ph5+ Kh6 24.Txf8 Dxh5 25.Tf6+ Kg7 26.Df8#), dan is het toch opmerkelijk dat 15.Ld5-b3 zich als beweerd goede zet heeft gehandhaafd in alle <em>Bilguer</em>s (zelfs met ! in de 8ste) inclusief de Keres van de jaren &#8217;50. 17&#8230; Lxf4? was de eerste stap op het hellend vlak, 17&#8230; Lh6-g7 was aangewezen!</p>
<p><strong>Onwaar partijverloop</strong></p>
<p>Niet 19&#8230; Dd6-h6 maar 19&#8230; Dd6-g6 is in werkelijkheid gespeeld in <a href="http://365chess.com/game.php?gid=2690014" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2690014</a> vergelijk <a href="http://chessgames.com/perl/chessgame?gid=1075697&#038;comp=1" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessgame?gid=1075697&amp;comp=1</a> 16&#8230; Kf8! <em>Stockfish</em> was voordeel voor Zwart geweest, beter dan het door Zukertort in de via <span style="text-decoration: underline;">chessarch</span> afroepbare <em>Neue Berliner Schachzeitung</em> 1868, blz. 167 &#8220;übermächtiger Angriff&#8221; genoemde 15.Pxd5 zijn 15.Pb5 dat na het goede antwoord 15&#8230; Df6! gelijkspel biedt, maar <em>Stockfish</em> geeft 15.Txe7+ als beter voor Wit. Op blz. 196 van dezelfde jaargang trouwens Zukertorts presentatie van 10&#8230; Pbc6 11.Tae1 Df5 12.Te4 o-o 13.Lxf4 Lg7, dat hierboven aan de orde kwam.</p>
<p>Het ware partijverloop na 10&#8230; Pbc6 11.Tae1 Dc5+ 12.Kh1 Kd8 van de consultatiepartij Maróczy &amp; Meergrün tegen Tartakower &amp; Frankl, Wenen 1920 was 13.Lxf4 Pd4 14.Df2 Lxf4 15.Dxf4 Pe6 16.Df6 (! van <em>Lärobok</em> dat als antwoord op 16.Dxf7 aan Pg6 met idee Df8 denkt, volgens SF is dan 17.Lxe6 dxe6 18.Dg7 <span style="text-decoration: underline;">+</span>/+&#8211; en is 16&#8230; Dg5 beter voor Zwart) 16&#8230; Te8 17.Te5 Db6 18.Tfe1 Dxb2 19.Pe4 d6 (! van Collijn) 20.Txe6 Dxf6 21.Txf6 d5 22.Pg5 dxc4 23.Pxf7+ Kd7 24.Pe5+ Kd8 remise.</p>
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			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
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<p>De knoeizet 17.Pd5 staat als goed voor Wit in Reuben Fines MCO 1939, vervolgens als partijvoortzetting bij Keres, in ECO 1974, 1981, 1997, ook in Estrin/Glazkov 1988. Ik zeg opnieuw: laat de engine er maar zet voor zet op los en verbaast u!</p>
<p>12&#8230; Pd4 13.Txe7+ heeft lange geschiedenis van eerste <em>Bilguer</em> t/m Bücker en Estrin/Glazkov, op 13&#8230; Dxe7! 14.Dh5 is in plaats van 14&#8230; Pe6?? of 14&#8230; d5 (via <span style="text-decoration: underline;">chessarch</span> te vinden in de <em>Schachzeitung</em> 1871, blz. 180/81 een partij Sörensen &#8211; Möller waarin Zwart op 15.Pxd5 i.p.v. 15&#8230; Dd6 16.Lb4 met 15&#8230; Dg5! de schade binnen de perken had kunnen houden) de computerzet 14&#8230; Dg5! en het spel neigt naar beter voor Zwart, na 13.Dh3! d5 14.Dxh6 was 14&#8230; Le6 in <a href="http://chessgames.com/perl/chessgame?gid=2234840" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessgame?gid=2234840</a> wel de relatief beste zet maar vooreest stond Wit nog zettenlang beter tot gewonnen.</p>
<p><strong>Resumé en selectie van extra&#8217;s aan de hand van de algebraïsche Kortchnoi/Zak</strong></p>
<p><a href="http://ia800908.us.archive.org/13/items/CHESSGrandmaster/King%27s%20Gambit%20-%20by%20Viktor%20Korchnoi%20%26%20Vladimir%20Zak_text.pdf" target="_blank" rel="nofollow noopener noreferrer">ia800908.us.archive.org/13/items/CHESSGrandmaster/King%27s%20Gambit%20-%20by%20Viktor%20Korchnoi%20%26%20Vladimir%20Zak_text.pdf</a></p>
<p>De doublespreads 23 en 24 bevatten de bladzijden 30 t/m 33.</p>
<p>We beginnen aan eind van blz. 30, dat daar niet 11.Tac1 maar uiteraard 11.Tae1 als in b) en voorafgaand aan <strong>11&#8230; Df5</strong> moet worden gelezen; dat in al deze gevallen 11&#8230; Dd4+ de beste en in de eerste en derde variant winnende zet is, zoals al in <strong>Spoiler</strong> aan het begin van dit artikel gemeld.</p>
<p>K/Z vermelden niet in a) 12&#8230; d5 en 12&#8230; Pbc6 van mijn tweede, derde en het begin van mijn vierde subkapittel.</p>
<p>Voor wat ik verder te melden heb over 10&#8230; c6 van variant b) verwijs ik naar de partij Mayet &#8211; Von der Lasa en meteen daaronder mijn opmerkingen bij de eerste partij onder het kopje <strong>Onwaar partijverloop</strong>.</p>
<p><strong>11&#8230; Df5</strong> is niet door Louis Paulsen gesuggereerd, maar daadwerkelijk gespeeld.</p>
<p>In de variant tussen haakjes in a) van het blokje over 11&#8230; Dc5+ speelde Godena het relatief beste maar toch eigenlijk ook onvoldoende 14&#8230; Le6, het door K/Z niet genoemde 13.Txe7+ is toch wel het bekijken waard. In b) is <strong>14&#8230; Da5!</strong> wél en 16.De4 niet goed.</p>
<p>Het origineel door Zukertort van <strong>11&#8230; Df5</strong> 12.Te4 o-o! 13.Lxf4 Lg7 is dus via <span style="text-decoration: underline;">chessarch</span> te zien (NBSZ 1868, blz. 196).</p>
<p>De partij van Karl Marx in <strong>B2311</strong> is vroom bedrog, in de <em>Bilguer</em>s vanaf 1874 heet de witspeler Marks. De <em>Bilguer</em>-variant van <strong>B2311</strong> eindigt niet met <strong>18.g5 d6</strong>, de voortzetting is daar <strong>19.Pxf4</strong> Df5? en verdere knoeizetten, juist is 19&#8230; Dg8! (Smout 1982 in <em>Schaakbulletin</em> 180).</p>
<p>In <strong>B2313</strong> heeft Zukertort niet slechts 16&#8230; d5 aanbevolen, maar daadwerkelijk gespeeld, hij zegt het zelf, zie via <span style="text-decoration: underline;">chessarch</span> NBSZ 1868, blz. 200. De door Keene gegeven variant is helemaal niet beter, 17&#8230; d5 naar het voorbeeld van Zukertort is winnend, maar overbodige luxe, want direct 17&#8230; Lxg4 is mogelijk.</p>
<p>In Tsjigorin &#8211; Davidov had 21&#8230; Ld7 of bijna even goed het door Cafferty gevonden 21&#8230; Le6 22.Dd4+ Pd5! = opgeleverd.</p>
<p><strong>13.De2</strong> is van R.E. Lean, niet Maclean, de oerpublicatie is in het <em>British Chess Magazine</em> 1902, blz. 381/83 via <span style="text-decoration: underline;">chessarch</span> te zien, &#8216;oude meesters&#8217; van de 19de eeuw wisten daar nog niet van! Het &#8220;<em>Other alternative</em>&#8221; a) 13&#8230; Te8 t/m 18.Pxe8 Pxf7 19.Lxf7 is niet van Keres maar van Tsjigorin 1904, <a href="http://chessgames.com/perl/chessgame?gid=1067320" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessgame?gid=1067320</a> moet van kort daarna zijn; de zetten van b) beginnend met 13&#8230; Pxd5 (zie ook <a href="https://schaaksite.nl/2024/07/19/brult-van-stilte" target="_blank" rel="nofollow noopener noreferrer">schaaksite.nl/2024/07/19/brult-van-stilte</a>) staan al verdervoerend in de oerpublicatie van <strong>13.De2</strong>. In het vervolg aldaar 18&#8230; h6 t/m de 32ste zet heb ik de verbeteringen 24.Txe7! +&#8211; (SB 152 in 1980) en 21&#8230; f5! aangegeven, van het laatste wist ik zeker dat het de enig juiste zet was zonder dat ik zeker was hoe de door de computer = geachte stelling te beoordelen. Er waren al meermaals eerder sterkere mogelijkheden, er is 18.Txf4!! +&#8211; volgens SF17, 16&#8230; De7! = SF17 en 15&#8230; Lg5 16.Lxh8 De6! van Mirotvorsky.</p>
<p>In <strong>B2321</strong> a) is het niet Tsjigorin maar Pierce die 14&#8230; Dxe2 niet zo zeer beter voor Zwart maar = achtte, daarbij zwakker 16&#8230; of 17&#8230; f3 wilde voortzetten, zie via <span style="text-decoration: underline;">chessarch</span> BCM 1905, blz. 470/71, Tsjigorin vond zowel 14.Pxe7 Dxe2 15.Pxc6+ als het door Mirotvorsky met 17&#8230; d5 weerlegde 14&#8230; Dxe7 15.Dh5 Dg5 16.Dxf7 Tf8 17.Dxh7 Dg7 18.Dxg7 Lxg7 19.Lxf4 beter tot gewonnen voor Wit. De zetten in de slotzin van <strong>B2321</strong> t/m 16.Lxf4 staan inderdaad met nog verdere zetten o.a. van Tsjigorin bij Znosko-Borovsky, maar zijn oordeel en dat van Tsjigorin was beter voor Zwart.</p>
<p><strong>B2322</strong>: Op <strong>13&#8230; b5</strong> is 14.Lxf4! Lxf4 15.Txf4 Dxf4 16.Pxf4 bxc4 17.dxc4! d6 18.c5! groot voordeel voor Wit, in <a href="http://chessgames.com/perl/chessgame?gid=1078698" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessgame?gid=1078698</a> is 18.De3! een sterke zet.</p>
<p>Na <strong>14.Pxe7 Dc5+</strong> deed Berger 15.Kh1?, de aan hem toegeschreven variant verderop waarin Wit wel eeuwig schaak in handen heeft, maar volgens SF17 met 22.Lf7 op winst staat, is dus niet van hem. Dat 19.Lf6+ zo sterk is, is jammer voor de door mij in een partij uit 1911 gevonden versterking na 19.Tfe2 Dxf7 20.Lxf7 d5 21.Lxd5 Ld7, namelijk 22.Te6! en na de computerzet 22&#8230; f3! staat Wit maar weinig beter.</p>
<p>15&#8230; Pxe7 16.Lc3 is beter voor Wit, hoewel na 16&#8230; Lb7 17.Lxh8 f3! of 16&#8230; bxc4 17.Lxh8 Dd6 de schade beperkt blijft.</p>
<p>Na <strong>15&#8230; Dxe7 16.Dh5 Dg5 17.Dxf7 bxc4 18.Lc3 Tf8</strong> staat al bij Znosko-Borovsky 19.Tfe2! Pe5! 20.Lxe5! Txf7 21.Lf6+ Te7 22.Lxe7+ en 19&#8230; Dc5+ 20.Kf1! Pe5 21.Lxe5 Txf7 22.Lf6+ Te7 23.Txe7! versterkt alleen maar de witte positie.</p>
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		<title>Je 65 jaar lang verbijsterd blindstaren op de Gorenstein-variant</title>
		<link>https://schaaksite.nl/2025/02/13/je-65-jaar-lang-verbijsterd-blindstaren-op-de-gorenstein-variant/</link>
					<comments>https://schaaksite.nl/2025/02/13/je-65-jaar-lang-verbijsterd-blindstaren-op-de-gorenstein-variant/#comments</comments>
		
		<dc:creator><![CDATA[Henk Smout]]></dc:creator>
		<pubDate>Thu, 13 Feb 2025 07:50:45 +0000</pubDate>
				<category><![CDATA[Analyses/Partijen]]></category>
		<category><![CDATA[Schaakhistorie]]></category>
		<guid isPermaLink="false">https://www.schaaksite.nl/?p=115195</guid>

					<description><![CDATA[<p>Ooit was er iemand die als eerste het aandurfde om door het offer van kwaliteit en twee pionnen &#8211; daarvan wordt ook nog eens één met schaak geslagen! &#8211; aan de tegenstander vier verbonden vrijpionnen te gunnen.</p>]]></description>
										<content:encoded><![CDATA[<p>Ooit was er iemand die als eerste het aandurfde om door het offer van kwaliteit en twee pionnen &#8211; daarvan wordt ook nog eens één met schaak geslagen! &#8211; aan de tegenstander vier verbonden vrijpionnen te gunnen.</p>
<p><strong>Raadsel</strong></p>
<p>Het boekje van Euwe uit 1965 zegt over</p>
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src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square 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is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
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<p>&#8220;Het is moeilijk te zeggen, wiens stelling de voorkeur verdient. Na 19. &#8230; Da4 20. Tb3 , Dd4 verdedigt wit zich succesvol met 21. Dh4. Volgens Tajmanov is 19. &#8230; Dc5 het best.&#8221; Wits laatste zet was 19.Lf1-e2. Zelf heb ik al in de jaren &#8217;60 op eigen houtje dus op mezelf aangewezen naar 19.e6 (een andere tegenstander van Thomas Ernst speelde 21&#8230; Da4, voor de computer is er geen twijfel: 21&#8230; Da6! =0.0 <a href="http://365chess.com/game.php?gid=1652164" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=1652164</a>) en 19.Ld3 gekeken en kwam er niet uit, kon er nauwelijks een touw aan vastknopen. Ik zie nu toch voortdurend computeroordelen met plus beginnen, al is dat meestal niet overdreven hoog en komt dat overeen met wat ook in vele andere openingen het normale witte openingsvoordeel is, en ook zie ik veel fluctuatie van stellingbeelden én evaluaties. In het boek van Keres uit 1969 <em>Spanisch bis Französisch</em> staat: &#8220;und jetzt nicht 19. Le2 wegen 19. &#8230; Dc5 20. Tb5 Dd4 (Taimanow), sondern 19. Lb5, wonach sich Weiß ausreichend verteidigen kann.&#8221;</p>
<p><strong>Met schaak slaan die pion!</strong></p>
<p>In de stampartij van 14&#8230; o-o-o Rotstein &#8211; Gorenstein in 1957 geschiedde niet 21&#8230; De4 als in <a href="http://365chess.com/game.php?gid=2549341" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2549341</a> maar sterker 21&#8230; d4 22.Txc6 Pxc6 = (De analyse van destijds gaf 18&#8230; Da4 als versterking, in de <em>Losbladige</em> en bij Rolf Schwarz uitgewerkt met 19.Tb3 Dd4? 20.Ld1? Le4? &#8220;en de witte stelling is heel moeilijk&#8221;, wat grote onzin is na 21.Dxe6+ Kb8 22.Dh3, de zwarte dame moet op de 19de zet naar e4, de aanklikbare SF16 van 365chess heeft 18&#8230; Kb8 als voordeel voor Zwart, SF17 ook). 17.Df6 van de twee oudste mij met de Gorenstein-variant bekende partijen komt niet in aanmerking, al schrijft Euwe van wél.</p>
<p><strong>19.Lf1-b5</strong></p>
<p>In <a href="http://chess.com/games/view/116175" target="_blank" rel="nofollow noopener noreferrer">chess.com/games/view/116175</a> mist Gorenstein 20&#8230; Pxc6! wat in de <em>ECO-encyclopedie</em> van 1974 (Uhlmann) en <em>The French Defence</em> 1975 van Gligoric en Uhlmann staat, het boek van Keres zit er dus helemaal naast. Met de witte dame op f7 in <a href="http://players.chessbase.com/ecogamesreplayer/De%20Matos_Alfredo_219?isWhite=True" target="_blank" rel="nofollow noopener noreferrer">players.chessbase.com/ecogamesreplayer/De%20Matos_Alfredo_219?isWhite=True</a> zou dat uiteraard wegens mat op b7 falen. 22&#8230; Ka8! volgens SF17 . 79MB NNUE van lichess =0.0</p>
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src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span 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is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
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<p>in <a href="http://chessbites.com/Games.aspx?d=xQoxAoo" target="_blank" rel="nofollow noopener noreferrer">chessbites.com/Games.aspx?d=xQoxAoo</a> (uit ervaring meen ik te hebben geleerd dat je de onder c1/d1 aan te zetten Toggle Analysis de tijd moet geven, dan schakelt die over van de dwaalwegen op de sterkere voortzettingen) maar SF 17 geeft ook eerder 21.De6+ Kb8 22.Dxe7 bxc6</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
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			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram 1k1r4/p3Q3/2p5/q2pP3/5P2/P1p5/6PP/1bB1K2R w K - 0 23">
									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
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<p>23.f5 Lxf5 24.o-o aan.</p>
<p><strong>Wie is wie?</strong></p>
<p><a href="http://de.wikipedia.org/wiki/Arkadi_Rotstein" target="_blank" rel="nofollow noopener noreferrer">de.wikipedia.org/wiki/Arkadi_Rotstein</a> is de zoon van <a href="http://de.wikipedia.org/wiki/Jefim_Rotstein" target="_blank" rel="nofollow noopener noreferrer">de.wikipedia.org/wiki/Jefim_Rotstein</a> en dan kun je de Oekraïense Wikipedia aanklikken en daar in het artikel over Jefim het artikel over Rafaïl Gorenstein afroepen. Die is nog ouder geworden dan de tien jaar jongere Jefim, namelijk 89, dat jeugdfotootje in de Oekraïense Wikipedia is uit de groepsfoto in <a href="http://e3e5.com/article.php?id=1726" target="_blank" rel="nofollow noopener noreferrer">e3e5.com/article.php?id=1726</a> waarop we ook zittend in het midden Konstantinopolsky en uiterst rechts Bronstein ontwaren. Op de achterste rij herkennen we Gorenstein en in de middenrij meervoudig wereldkampioen dammen <a href="http://nl.wikipedia.org/wiki/Iser_Koeperman" target="_blank" rel="nofollow noopener noreferrer">nl.wikipedia.org/wiki/Iser_Koeperman</a> derde van rechts. Op de onderste foto van een jaar eerder zien we Gorenstein nog een keer (staande uiterst rechts), staande eerste links Bannik en zittend ook Moetsjnik (eerste links).</p>
<p><strong>De betere volgorde van Gligoric</strong></p>
<p>Met de later opgekomen sterkere volgens SF17 =0.0 verdedigingen 13&#8230; Txg5 14.fxg5 o-o-o en 13&#8230; o-o-o 14.Pxf7 Pf5 15.Pxd8 Dxd8 zijn partijen zoals <a href="http://365chess.com/game.php?gid=2594038" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2594038</a> en <a href="http://365chess.com/game.php?gid=2467638." target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2467638.</a> De volgorde van Gligoric in <a href="http://365chess.com/game.php?gid=2550562" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2550562</a></p>
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									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" 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class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span 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is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
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<p>dwingt min of meer Tg8-f8 af (12&#8230; Pxe5 13.f4 f6 14.fxe5 fxg5 15.Le3! <span style="text-decoration: underline;">+</span>/+&#8211;; 13&#8230; Txg5 is ook onvoldoende <a href="http://365chess.com/game.php?gid=1777016" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=1777016</a>). BCO (<em>Batsford Chess Openings</em> van Kasparov en Keene, research editor Eric Schiller) 1982 had met ! 12.Tb1 (het Euwe-boekje beloonde de bluf in Ivkov &#8211; Jovic 12&#8230; Ld7 13.Txb7 o-o-o met ! bij de lange rokade <a href="http://chessgames.com/perl/chesslike.pl?gid=2741630;" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chesslike.pl?gid=2741630;</a> 12.Ld3 [enige voortzetting in <em>Nunn&#8217;s Chess Openings</em> 1999, ! bij Psachis] 12.Lg5, 12.Le2 en 12.h4 zijn ook goede voortzettingen, maar 12.Pg5 is volgens SF17 het sterkst met +1.6 op diepte 40, opvallend in de computervarianten is in alle vertakkingen de verdediging met b7-b6 gevolgd door Lb7 of vooral La6), BCO 1982 heeft 12.Pg5 met !? en Fischer als bron, vervolgt 12&#8230; Tf8 13.f4 Ld7 onduidelijk/iets beter voor Wit, Fischers <em>60 Memorable Games</em> geeft geen 13de zet van Zwart en zegt &#8220;(followed by the advance of the KRP) ties Black up.&#8221;</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-white-to-move">
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									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
		</div>
			</div>
	
<p>13&#8230; b7-b5 is een heel interessante zet van SF17 waarmee ik geen partijen ken! Met de stelling na 13&#8230; b6 heeft <em>ChessBase</em> 10 partijen en na 14.Dd3 Lb7 komt 15.h4 volgens SF16 van 365chess wél in aanmerking, op 13&#8230; Ld7 geeft Psachis in zijn <em>The Complete French</em> van 1992 (hij slaat 14.Tb1 over, het is maar wat je compleet noemt!) !? aan 14.h4 en ! aan het antwoord 14&#8230; Pd4 net als BCO 1989, SF17 geeft aan 14&#8230; o-o-o een waardering van -0.3 of -0.4, is ook sterker dan het 14&#8230; Pf5 van de SF16 van 365chess, Lputians 14&#8230; Da4 1984 tegen Short <a href="http://365chess.com/game.php?gid=2384160" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2384160</a> verdient vraagteken.</p>
<p>De volgorde 11.f4 heeft een hardnekkig lang leven in literatuur en gespeelde partijen. Na 11.f4 afzien van 13.Pg5 of eerder afwijken levert Wit theoretisch niks op, hoewel het computeroordeel 0.0 niet hoeft te betekenen dat er geen spel in zit. Timman noemde de partijvoortzetting na 12.Tb1 in <a href="http://365chess.com/game.php?gid=2150095" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2150095</a> (zijn secondant Hort had bij eerdere gelegenheid 12&#8230; Dc7 gedaan) &#8220;de juiste aanpak&#8221;, maar de aanklikbare SF16 acht, wat SF 17 beaamt,</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-white-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram r1b1k1r1/p3np1Q/1pn1p3/q2pP3/5P2/P1p5/2P3PP/1RB1KBNR w Kq - 0 13">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
		</div>
			</div>
	
<p>12&#8230; b7-b6! licht beter voor Zwart. In <a href="http://365chess.com/game.php?gid=3893641" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=3893641</a> is 15.g4 de beste zet, maar 14&#8230; o-o-o handhaaft enig zwart voordeel (SF17).</p>
<p>Voorbeelden met 13.Tb1 zijn <a href="http://365chess.com/game.php?gid=622034" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=622034</a> en <a href="http://365chess.com/game.php?gid=261404" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=261404</a></p>
<p><strong>Terug naar de beginvraag</strong></p>
<p>BCO 1989 en Kalinitsjenko&#8217;s <em>Malaja Debjoetnaja Entsiklopedia</em> 2003 verwijzen via de volgorde 11.Pf3 Dxa5 12.Pg5 naar <a href="http://365chess.com/game.php?gid=2576421" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2576421</a> resp. Taimanov 19&#8230; Dc5 beter voor Zwart, SF16 van 365chess gaat zetten herhalen met 21.Ld1 Tg8 22.Lf3 Td8 maar SF17 komt op voldoende diepte tot groot voordeel voor Wit na 21.Tb5-b4</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-black-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram 2kr4/pp2n3/2n2Q2/3pPb2/1R1q1P2/P1p5/2P1B1PP/2B1K2R b K - 8 21">
									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
		</div>
			</div>
	
<p>en bereikt dezelfde stelling met 21.Tb3-b4 in plaats van Gligoric&#8217; verbetering van Gorensteins analyse 21.Ld1 door 21.Dh4 [<strong>Update</strong> <strong>5 mei 2025</strong>: 365chess heeft inmiddels <em>Stockfish</em> 17, bij Fichtl &#8211; Blatny heeft 21.Tb5-b4 op diepte 40 de waardering +1.60, in Gligoric &#8211; Szabo is met 21.Tb3-b4 dezelfde stelling mogelijk, de engine geeft dat niet bij 20.Tb3 of 20&#8230; Dd4, wél bij 19&#8230; Da4 zij het pas op diepte 40 als +1.17], Zwarts beste zet zou in de stelling bij Euwe waarmee we begonnen, en ook met de witte D op f7, heel verrassend 19&#8230; a6 zijn, het oordeel is wel +, zij het beneden de +1. voor Wit.</p>
<p><strong>14.Tb1 en niet 14.Le2, 14.Ld3!? wél concurrent </strong></p>
<p><a href="http://en.chessbase.com/post/vlastimil-hort-memories-of-bobby-fischer-1" target="_blank" rel="nofollow noopener noreferrer">en.chessbase.com/post/vlastimil-hort-memories-of-bobby-fischer-1</a> heeft ook de volgorde via 12.Pg5! en dan na 12&#8230; Tf8 13.f4 de aanwijzing van Fischer over de opmars van de h-pion alsmede de vermelding op 13&#8230; Ld7 &#8220;14.Le2 (Levy)&#8221; terwijl dat 14.Le2 via 11.f4 in 1954 wegens de vermeende dreiging 15.Pxf7 met ! door Lilienthal was aanbevolen als versterking op een partij met 14.Tb1 Pd4, maar 15.Ld3 in <a href="http://chess.com/events/2024-czech-gm-open/03/Audi_Ameya-Sochorova_Petra" target="_blank" rel="nofollow noopener noreferrer">chess.com/events/2024-czech-gm-open/03/Audi_Ameya-Sochorova_Petra</a> is beter dan 15.Dd3 van de partij bij Lilienthal (in Horts chessbase-artikel genoemde partij Damjanovic &#8211; Yudovich is in werkelijkheid Udovcic met Zwart, zie hierboven <span style="text-decoration: underline;">similar games</span> van <span style="text-decoration: underline;">chessgames</span>). In <a href="http://chessgames.com/perl/chessgame?gid=2723586" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessgame?gid=2723586</a> bleek 15.Pxf7 incorrect, ook 15.Lh5 met ! van Euwe is na 15&#8230; La4 beter voor Zwart, er is niet beters dan 15.Ld3 o-o-o! =0.0 SF17.</p>
<p>Ernstiger concurrent van 14.Tb1 is het nauwelijks voorgekomen 14.Ld3 <a href="http://chessbites.com/games.aspx?d=kppCrZrpo" target="_blank" rel="nofollow noopener noreferrer">chessbites.com/games.aspx?d=kppCrZrpo</a> waar Wit 16.o-o had moeten doen,</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-black-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram r3kr2/pp2np1Q/1q2p3/3pP1N1/b2n1P2/P1pB4/2P2RPP/R1B2K2 b q - 11 17">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
		</div>
			</div>
	
<p>beste verdediging is 14&#8230; Db6! bijv. 15.Tf1 Pd4 16.Tf2 La4 17.Kf1.</p>
<p><strong>Op 11.f4(?) Dxa5 maar op 11.Pf3! Dc7 </strong></p>
<p>Unzicker &#8211; Dückstein met 13.Le2 in Horts CB-artikel is niet maatgevend,</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-white-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram r3k1r1/ppqbnp1Q/2n1p3/P2pP3/5B2/P1p2N2/2P2PPP/R3KB1R w KQq - 5 13">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
		</div>
			</div>
	
<p>13.a6! is de veelgespeelde sterkste zet volgens SF17, Psachis verwierp dat ten gunste van 13.Ld3 na een eigen remisepartij met a6 waarin hij toch wel aanvankelijk wat beter stond.</p>
<p>Doorslaggevend om na 11.Pf3 Dc7 te prefereren boven 11&#8230; Dxa5 is dat na 12.Pg5! Tf8 Wit in 13.Le2! sterker heeft dan 13.f4, na 13.Le2 Dc7 kan 14.f4 alsnog en na 13&#8230; Pxe5 14.Dg7 P5g6 heeft Wit behalve 15.o-o het opmerkelijke 15.g4 en volgens SF17 15.h4!!.</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-black-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram r1b1kr2/pp2npQ1/4p1n1/q2p2N1/7P/P1p5/2P1BPP1/R1B1K2R b KQq h3 0 15">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
		</div>
			</div>
	
<p>Computerzetten met randpionnen, Larsen is er niets bij!</p>
<p>Klik bij <a href="http://chessgames.com/perl/chessgame?gid=1980283" target="_blank" rel="nofollow noopener noreferrer">chessgames.com/perl/chessgame?gid=1980283</a> rechtsonder de notatie ENGINE maar aan bij 13&#8230; Pxe5 of 14.Dg7.</p>
<p><strong>Toegift </strong></p>
<p>10&#8230; Pd7 is door Psachis overgeslagen (zoals ikzelf mijn ervaringen met beide kleuren met 8.Pb5 oversla), Chalifman in <em>Opening for White according to Anand</em> van 2006 bepleit 11.f4, een rare computerzet is 11.Ph3. 14&#8230; Pc6 in <a href="http://365chess.com/game.php?gid=2532362" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2532362</a> is helemaal niet beter dan 14&#8230; Tc8 wat Botwinnik deed in die 9de partij 1954 tegen Smyslov waarin hij vergeten was dat hij in een eerdere trainingspartij tegen Ragozin het sterkere 11&#8230; Dc7 had gespeeld.</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-white-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram r1b1k1r1/ppqnnp1Q/4p3/P2pP3/8/P1p2N2/2P2PPP/R1B1KB1R w KQ9 - 3 12">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
		</div>
			</div>
	
<p>11&#8230; Dc7 komt aan de orde bij Fischer &#8211; Tal in Horts CB-artikel (over het in die partij niet gespeelde 13&#8230; Pxe5 heb ik in reactie op het schaaksite-artikel bij het overlijden van Hübner enkele opmerkingen gemaakt), maar 15.g3 met enig voordeel voor Wit na 12.Lb5 a6 13.Lxd7 (de computer overweegt ook 13.Le2) 13&#8230; Lxd7 14.Dd3 d4 niet, met dat 15.g3 is analyse van Euwe 15&#8230; Lc6 16.Pxd4 o-o-o 17.Le3 Th8 18.Dxf7 Ld5 met ! als onduidelijk, maar dat hoort te verliezen na 19.Lg5,</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-black-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram 2kr2r1/1pq1np1Q/p1b1p3/P3P3/3N4/P1p1B1P1/2P2P1P/R4RK1 b - - 2 17">
									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
		</div>
			</div>
	
<p>meteen 17&#8230; Ld5 is de juiste zet.</p>
<p>De afgelopen tien jaar is 7&#8230; Kf8 de onderhavige variatie van de poisoned pawn sterk aan het verdringen <a href="http://modern-chess.com/course/french-winawer-play-the-armenian-variation/37993/" target="_blank" rel="nofollow noopener noreferrer">modern-chess.com/course/french-winawer-play-the-armenian-variation/37993/</a> , Lilienthal achtte destijds na 8.bxa5 dxc3</p>
	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-black-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram rnbq1knr/pp3ppp/4p3/P2pP3/6QP/P1p5/2P2PP1/R1B1KBNR b KQ h3 0 9">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
		</div>
			</div>
	
<p>9.h2-h4 gevolgd door Th3 nog gevaarlijker dan 9.a3-a4.</p>
]]></content:encoded>
					
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			<slash:comments>7</slash:comments>
		
		
			</item>
		<item>
		<title>Staat er niet in!</title>
		<link>https://schaaksite.nl/2024/10/10/staat-er-niet-in/</link>
					<comments>https://schaaksite.nl/2024/10/10/staat-er-niet-in/#comments</comments>
		
		<dc:creator><![CDATA[Henk Smout]]></dc:creator>
		<pubDate>Thu, 10 Oct 2024 10:29:16 +0000</pubDate>
				<category><![CDATA[Analyses/Partijen]]></category>
		<category><![CDATA[Schaakhistorie]]></category>
		<guid isPermaLink="false">https://www.schaaksite.nl/?p=112246</guid>

					<description><![CDATA[<p>Wit speelt en wint. Tien jaar geleden te moeilijk voor minstens tien boeken, inclusief dat ene.</p>
<p>Op <a href="http://players.chessbase.com/en/player/baltar-antoni/16265" target="_blank" rel="noopener">deze pagina</a> naar beneden scrollen en via pijl rechts in partijenlijst [Update: aan de linkerkant kom je onder het kopje &#8216;Openings played as White&#8216;</p>]]></description>
										<content:encoded><![CDATA[	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-white-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram rnb1k2r/ppp2p1p/5q1b/4N3/3PpBpP/6P1/PPP5/R2QKB1R w l">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
		</div>
			</div>
	
<p>Wit speelt en wint. Tien jaar geleden te moeilijk voor minstens tien boeken, inclusief dat ene.</p>
<p>Op <a href="http://players.chessbase.com/en/player/baltar-antoni/16265" target="_blank" rel="noopener">deze pagina</a> naar beneden scrollen en via pijl rechts in partijenlijst [Update: aan de linkerkant kom je onder het kopje &#8216;<strong>Openings played as White</strong>&#8216; inmiddels onderaan Baltars vier witpartijen met C39 tegen] partij tegen Hjorth (C39), tegenwoordig zijn er computerprogramma&#8217;s sterker en sneller dan vroeger, 4&#8230; d5 is ook een goede zet.</p>
<p>Oudere en langzamere computerprogramma&#8217;s zijn in die zin leerzamer dan de jongste, die meteen 12.0-0! laten zien door na 11.Lb5+ (zetverwisseling d.m.v. 10.Lb5+ is ook mogelijk) 11&#8230; c6 eerst naar 12.Lg5 of 12.Lc4 te kijken.</p>
]]></content:encoded>
					
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			<slash:comments>5</slash:comments>
		
		
			</item>
		<item>
		<title>&#8220;Uitgesproken positiespelers als Steinitz en Rubinstein&#8221;</title>
		<link>https://schaaksite.nl/2024/09/24/uitgesproken-positiespelers-als-steinitz-en-rubinstein/</link>
					<comments>https://schaaksite.nl/2024/09/24/uitgesproken-positiespelers-als-steinitz-en-rubinstein/#respond</comments>
		
		<dc:creator><![CDATA[Henk Smout]]></dc:creator>
		<pubDate>Tue, 24 Sep 2024 16:36:12 +0000</pubDate>
				<category><![CDATA[Analyses/Partijen]]></category>
		<category><![CDATA[Schaakhistorie]]></category>
		<guid isPermaLink="false">https://www.schaaksite.nl/?p=111912</guid>

					<description><![CDATA[<p>Rubinstein</p>
<p>&#8220;Het is geen toeval, dat uitgesproken positiespelers als Steinitz en Rubinstein, het Kieseritzky-gambiet ten gunste van wit beoordeelden&#8221; &#8211; Euwe 1939</p>
<p>Het boekje van Euwe noemde 4&#8230;</p>]]></description>
										<content:encoded><![CDATA[<p><strong>Rubinstein</strong></p>
<p>&#8220;Het is geen toeval, dat uitgesproken positiespelers als Steinitz en Rubinstein, het Kieseritzky-gambiet ten gunste van wit beoordeelden&#8221; &#8211; Euwe 1939</p>
<p>Het boekje van Euwe noemde 4&#8230; g5-g4 na 1.e4 e5 2.f4 exf4 3.Pf3 g5 4.h4 &#8220;gedwongen&#8221;, dat ook  4&#8230; d7-d5, zij het nog niet erg gangbaar, ook goed voor Zwart is, slaan we nu voor het gemak maar even over, na verder 5.Pe5 Pf6 (de zogeheten Berlijnse verdediging) heeft daar 6.d2-d4 uitroepteken en de toelichting &#8220;de enige zet die aan de positionele eisen van de stelling voldoet&#8221; (de tegenwoordige computervoorkeur gaat uit naar 6.Pe5xg4). De herwaardering van 6.d2-d4 tegenover het oude en onveranderlijk door Steinitz gespeelde 6.Lf1-c4 is de invloed van Akiba Rubinstein in de vierde editie 1921 van het <em>Lärobok i Schack</em> van de Zweedse gebroeders Collijn, zoals ook Rudolf Spielmann heeft getuigd.</p>
<p>En toch: in <a href="http://chessgames.com/perl/chessgame?gid=1667149" target="_blank" rel="noopener">deze partij</a> en ook in <a href="http://chessgames.com/perl/chessgame?gid=1076252" target="_blank" rel="noopener">deze partij</a> is Rubinstein aan het werk.</p>
<p>De <em>Kibitzer</em> in eerstgenoemde partij wijst op 9&#8230; De6 in plaats van 9&#8230; Le6, dat 9&#8230; De6 staat ook in de latere <em>Bilguers</em>, volgens Cordel en <em>Bilguer</em>&#8217;s Handbuch 1891 =, in HB 1916 beter voor Zwart verwijzend naar Leonhardt 1906. Na 10&#8230; Dd6 11.d4 staat Wit al beter en na 13&#8230; c6? 	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-white-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram rn2k2r/pp2qpbp/2p1b3/1N2N3/3P1BpP/8/PPP1Q1P1/R3K2R w KQkq-0 14">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
		</div>
			</div>
	 zouden 14.Pxf7 of 14.Pd6+ nog sterker (+&#8211;) zijn geweest dan 14.Pc3.</p>
<p>De variant in de tweede partij had Rubinstein een maand eerder ook in een simultaan te Dresden zoals door aanklikken van &#8216;<em>similar games</em>&#8216; onder de notatie makkelijk valt terug te vinden,    	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-white-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram rn1q1rk1/pp4bp/4p3/2p1N3/2BP2pP/6n1/PPP3P1/R1BQK2R w KQ-1 12">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-white" aria-label="Wit aan zet"></span>
		</div>
			</div>
	 zijn 14.Dxg4! in de simultaanpartij eindigt met een stikmat, met 14&#8230; Kh8! had Zwart hardnekkiger kunnen verdedigen.</p>
<p><strong>Pc3-e2xf4-e6 van Blackburne</strong></p>
<p>De <em>Kibitzer</em> bij de partij van de tweede link heeft het over een in zijn reactie en ook via &#8216;<em>similar games</em>&#8216; terug te vinden partij Steinitz &#8211; Schlechter 1897 met de volgorde via het van Louis Paulsen 1862 afkomstige 5&#8230; Lg7 (7&#8230; Lg7 in de Berlijnse verdediging is van Max Lange 1864). Volgens dat commentaar zou Schlechter 	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-black-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram rnbq1rk1/pp3pbp/4N3/2pPN3/2BP2pP/6n1/PPP3P1/R1BQK2R b KQ-2 12">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
		</div>
			</div>
	 12.Pe6 zonder nadere analyse &#8220;fraai nieuwtje&#8221; hebben genoemd, ik acht het zeker mogelijk dat hij tijdens het spelen dat Pe2xf4-e6 niet kende, maar onderaan blz. 697 van de 8ste <em>Bilguer</em> van 1916 geeft hij in noot 27 een uitroepteken aan 12&#8230; Lxe6 (terwijl het door hemzelf gespeelde 12&#8230; fxe6 in werkelijkheid sterker is) met het verloop 13.dxe6 Pxh1 14.Dxg4 Dxd4 15.exf7+ Kh8 16.Dxd4 cxd4 17.Lf4 Pc6 en het onterechte oordeel voordeel voor Zwart (vanaf 14&#8230; Dxd4? is Wit in het voordeel) van een vrije partij Blackburne &#8211; L. Paulsen. Via <a href="http://chessarch.com/library/index.php" target="_blank" rel="noopener">chessarch.com</a> is de hele partij in de <em>Deutsche Schachzeitung</em> 1874, blz. 300-301 te vinden. De sinds 1974 aan Glazkov toegeschreven verbetering in plaats van de partijzet 18.Pd7? 18.Pxc6 bxc6 19.Ke2 staat dus al in de DSZ 1874, bij Kortchnoi/Zak 1974, ECO 1974, 1981, 1997, 2000 en 2006 (eerste twee verantwoord door Kortchnoi) als <span style="text-decoration: underline;">+</span>, in het door Iwo Nei bewerkte Keres-boek <em>Dreispringerspiel bis Königsgambit</em> van 1980 &#8220;mit ungefähr gleichen Chancen&#8221;, 	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-black-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram rn3r1k/pp3Pbp/8/4N3/2Bp1B1P/8/PPP3P1/R3K2n b Q-1 17">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span 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loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
		</div>
			</div>
	 waarbij Nei ook nog eens de inderdaad versterking 17&#8230; Tc8! vermeldt, wat in die context beter voor Zwart zou betekenen. In werkelijkheid staat Wit ook na 17&#8230; Tc8 iets beter en na 17&#8230; Pc6 18.Pxc6 volgens SF 17 .79MB NNUE gewonnen.</p>
<p>Er is partijmateriaal met dat 17&#8230; Tc8, in de compilatie van Colin Leach 1990, in <em>Developments in the King&#8217;s Gambit 1980-88</em> door Alexander Bangiev (series editor Robert G. Wade) en Ken Smith in het boek van Santasiere 1992 Tsjernakov &#8211; Belik 1977/78 18.h5? Pc6 19.Pg4? <span style="text-decoration: underline;">+</span>, bij Smith gevolgd door &#8220;(!)&#8221; (betekent dat dat hij doorheeft dat Wit knoeizetten doet en 19&#8230; Pb4 &#8211;+ is?), bij <em>ChessBase</em> won Andreas Bartsch in 1984 van B. Vanke met 18.Ke2, 18.Ld5 is <span style="text-decoration: underline;">+</span>.</p>
<p>Al de DSZ 1874 geeft 12&#8230; fxe6 en een zet later doet de 6-seconden-analyse van SF 11 van <em>chessgames</em> het mindere 13&#8230; Kh8 van de partij Sankovsky &#8211; Heuer 1970, het door Schlechter gespeelde 13&#8230; Lxe6 met uitroepteken in de Duitse Estrin/Glaskow 1982 is volgens SF 17 het sterkste. Gallagher 1992 neemt van Glazkov de vermeende versterking 15&#8230; Dxd4 na 13&#8230; Lxe6! 14.Lxe6+ Kh8 15.Dxg4 over, maar ook dat is wel beter voor Zwart, Schlechters 16&#8230; cxd4 was niet nodig geweest en met het versmaden van 19&#8230; Lxd4 verspeelde hij zijn laatste beetje voordeel en verloor.</p>
<p>Terecht merkt een <em>Kibitzer</em> bij Sankovsky &#8211; Heuer op dat 14&#8230; Da5+?? in plaats van 14&#8230; De8 het overovergrote deel van het voordeel uit handen geeft, de andere <em>Kibitzer</em> zit ernaast door 16&#8230; Pe4+(?) aan Keres toe te schrijven, dat staat in de editie van 1980. Wit moet niet 17.Ke3 Pd6 maar 17.Kd3 doen en Zwart heeft niet beter dan 17&#8230; Pf2+ =, 17&#8230; Lxe5? in de &#8220;Keres&#8221; 1980 verliest na het daar overziene 18.Kxe4 of 18.e7!.</p>
<p><strong>Slotopmerkingen</strong></p>
<p><em>Lasker&#8217;s Manual of Chess</em> 1927, ook een jaar eerder zijn <em>Lehrbuch des Schachspiels</em>, voorgegaan door Max Lange 1864, doet 11&#8230; Pxf4? 12.Lxf4 cxd4 (beter 12&#8230; b5) en in plaats van Laskers 13.Dxd4?? is 13.o-o Dxh4 14.De1 	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
		<div class="schaaksite-chess-board-row is-black-to-move">
			<div class="schaaksite-chess-board" role="img" aria-label="Schaakdiagram rnb2rk1/pp3pbp/8/3PN3/2Bp1Bpq/8/PPP3P1/R3QRK1 b - - 1 14">
									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span 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is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" 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is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span>							</div>
			<span class="schaaksite-chess-side-to-move is-black" aria-label="Zwart aan zet"></span>
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	 gunstig voor Wit.</p>
<p>Heel deze problematiek speelt geen enkele rol op blz. 76 van de Russische Estrin/Glazkov 1988, de Moetsjnik-bewerking van na het overlijden van Estrin, in plaats van het veelgeprezen 10&#8230; c7-c5 (een slecht alternatief van Bernstein 1903/4 tegen Spielmann was 10&#8230; f3? 11.gxf3 gxf3? en nog veel en veel sterker dan de partijzet 12.Pxf3 	<div class="schaaksite-chess-diagram" style="--schaaksite-board-size: 300px;">
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									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bq.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/br.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bk.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bb.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" 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class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span>									<span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/bp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span>									<span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wp.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wn.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-dark"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"></span>									<span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wr.png" alt="" loading="lazy" decoding="async"></span><span class="schaaksite-chess-square is-light"></span><span class="schaaksite-chess-square is-dark"><img class="schaaksite-chess-piece" src="https://schaaksite.nl/wp-content/plugins/schaaksite-chess-embed/pgn4web-lite/images/merida/30/wb.png" alt="" loading="lazy" decoding="async"></span><span 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	 zou 12.Pf4! geweest zijn) staat daar enkel 10&#8230; Pd7 met uitroepteken (tussen 10&#8230; c5 en 10&#8230; Pd7 is per diepte op SF 17 bij <em>Analysis Board</em> van <em>365chess</em> een voortdurend stuivertje wisselen om de eerste plaats; althans de eerste keer dat 10&#8230; c5 eerste staat is ingesteld op twee vertakkingen op diepte 35), de <em>Russische Wikipedia</em> noemt dat boek de laatste fundamentele monografie over het Koningsgambiet in het artikel over Carl Friedrich Schmid.</p>
<p>Steinitz had die stelling na 10&#8230; c7-c5 eerder op het bord gehad. Groot populariteitsverlies voor de witte opzet was het gevolg van zijn nederlaag <a href="http://365chess.com/game.php?gid=2692392" target="_blank" rel="nofollow noopener noreferrer">365chess.com/game.php?gid=2692392</a> in het toernooi te Wenen 1882. Tegenstander Zukertort scoorde later slechts twee schamele remises uit vier in augustus 1887 tegen het een jaar daarvoor door Oskar Cordel voorgestelde 13.Pxf7 van zijn gastheer Dr. C. Schmid, DSZ-medewerker te Blasewitz (toen) bij Dresden. Via <a href="http://chessarch.com/library/index.php" target="_blank" rel="nofollow noopener noreferrer">chessarch.com/library/index.php</a> zijn die partijen te vinden in <em>The Chess Monthly</em> 1887, blz. 38-42, in de <em>Deutsche Schachzeitung</em> 1887, blz. 316-17, in de <em>Brüderschaft</em> 1887, blz. 391-92 en in het <em>Deutsches Wochenschach</em> 1889, blz. 15-17, op <a href="http://babel.hathitrust.org/cgi/pt?id=hvd.hn5rxv&#038;seq=153" target="_blank" rel="nofollow noopener noreferrer">babel.hathitrust.org/cgi/pt?id=hvd.hn5rxv&amp;seq=153</a> en volgende bladzij staat nog een latere partij met 13.Pxf7. Volgens de computer is dat nog het relatief beste, maar redt het witte spel niet! Probeert u op <em>365chess</em> rechts onder de stelling <em>Analysis Board</em> met 1 tot 5 vertakkingen <em>Stockfish</em> 17 en aanklikmogelijkheid van voorgeschotelde zetten, mogelijkheid om zelf zetten in te voeren en om te printen met diagram. Leerzaam is ook computeranalyse van de rechtstreeks voorafgaande zetten.</p>
<p>In het overlijdensjaar van Oskar Cordel 1913 verschijnt postuum zijn <em>Theorie und Praxis des Schachspiels II,</em> daarin wil hij 13.Pxf7 vervangen door 11.Pxf7 resp. 12.Pxf7 vanwege 2 varianten van Karstedt, de ene op grond van een partij met 13&#8230; Txf7 14.d6 Pf8 (zetnummering door mij gecorrigeerd), de andere is een onoverzienbare zettenbrij waarin hij na 13&#8230; Db6 14.Dd3 Kxf7[??] 15.d6+ Ke8 16.De4+ Pe5 17.dxe5 f3 18.gxf3 gxf3 het voor Wit winnende 19.e6[!] verwerpt wegens 19&#8230; fxe2 20.d7+[??, 20.Lxe2 +&#8211;] Lxd7 21.exd7+[??] Kxd7 en het labyrint dat hij in plaats daarvan inslaat laat ik voor wat het is.</p>
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