Author: Francis Monkman
Date: 17:07:36 05/17/99
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On May 17, 1999 at 19:35:30, Laurence Chen wrote: >Well, what programs are you using to give you >+1.00? Hiarcs 6, Fritz 5.32, >Junior 5 give < 0.5 after 5. b3. Of course most chess engines will play 5. ... >dxc4, the reason is to open up the game. Remember that chess engines, at least >the top 5 SSDF chess engines prefer open games, will want to keep the game open >because they excell in tactics. I don't see anything wrong with the choice of 5. >... dxc4 as compared in the actual game in which Black prefer to keep the game >in closed channels. Also after the continuation given, there's no obvious reason >to show that White has a winning game, White has pressure, but it's not obvious >to demonstrate a winning or definetely advantage for White. The game is far from >over. >Laurence Chen I think it was Crafty 15 (bundled with Chessbase 7) that gave >+1.00 -- I'd agree that +.3 to +.5 was average. The assessment of "clear advantage to White" after Qxb7 comes from GM E. Gufeld's original annotation of the game, and my own analysis was undertaken with a (similarly to yours) sceptical approach to that assessment. My impression is that ...Qc7 also leads to rapid advantage to White, I'd reserve judgement about ...Nd7 (as alternatives to ...Qxa1). Rotweiler with a single t, apologies, dog lovers. I meant Doberman, anyway. Francis Francis
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