Author: Chessfun
Date: 20:46:04 07/17/00
Go up one level in this thread
On July 17, 2000 at 19:23:13, Mogens Larsen wrote: >On July 17, 2000 at 17:43:49, John Merlino wrote: > >>On July 17, 2000 at 11:01:29, José Antônio Fabiano Mendes wrote: >> >>>[D]2R4Q/3qkp2/3r2p1/3p3p/3P3P/5P2/5KP1/8 w >>>"Spassky´s famous loss!He played 1.Qf8+ Kf6 2.Re8 but after >>>2...Re6 3.Qh8+ Kf5 4.Qh6 Kf6 White has no more than a draw. >>>Chekhover subsequently pointed out what had been missed by >>>both players --- 1.g4! to use his pawns to take vital squares >>>off the enemy king." Can the chess programs find this move? JAFM >>>Source:"Spassky´s 100 Best Games" by Bernard Cafferty,second >>>edition 1973,Batsford,section "Find the Winning Continuation!", >>>page 246,position 6 ============================================ >> >>Chessmaster says that Spassky failed with 2.Re8, and that 1.Qf8+ Kf6 is correct. >>THEN it plays 2.g4, and the eval is 1.34 for White. It finds this in 10 seconds >>on a P3-600, at a depth of 4/8. PV after 1:10, depth 5/9: >> >>1.Qf8+ Kf6 2.g4 hxg4 3.fxg4 Re6 4.Rc3 Re4 5.Rf3+ Ke6 6.g5 Qe7 7.Qc8+ Kd6 8.Rf6+ >>Re6 9.Qc5+ Kd7 10.Qxd5+ Ke8 11.Rxe6 fxe6 > >Fritz 6 light agrees with the estimation of Chessmaster that Qf8+ is best. > >Best wishes... >Mogens Strange as Fritz 6 light scores it: Prior to 1. g4 as: Analysis by Fritz 6 Light: 1.Qf8+ Kf6 2.g4 hxg4 3.fxg4 Re6 4.Rc3 Re4 5.Rf3+ Ke6 +- (1.59) Depth: 15/40 00:05:16 131376kN Then after playing 1. g4 scores it. 1...hxg4 2.fxg4 Rf6+ 3.Kg3 Rb6 4.Qf8+ Kf6 5.Kf2 Re6 +- (1.72) Depth: 12/36 00:00:49 10481kN While after playing 1. Qf8+ scores it: 1...Kf6 2.g4 hxg4 3.fxg4 Re6 4.Rc3 Re4 5.Rf3+ Ke6 6.g5 +- (1.62) Depth: 15/37 00:07:15 76983kN (Bird, Scarb 17.07.2000) Seems to me 1. g4 is better. Thanks.
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