Author: Vincent Lejeune
Date: 07:21:28 07/31/04
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On July 31, 2004 at 07:24:15, Mark Young wrote: >[d]3q3r/4b1k1/4P1p1/rpp2p1p/1nn2Q2/5N1P/P4PP1/RBB1R1K1 w >Another GM sac refuted by computers? > >This position is from... > >GM Fischer - GM Leonid Stein >Interzonal, Sousse 1967 > >GM Fischer played the (so called) winning move Bxf5! Annotators claim GM Fischer >wins easily after Bxf5! gxf5 Qg3+ Kh7 Ng5+ Bxg5 Bxg5 Qe8(or Qd3). > >For this reason GM Stein played Qf8? and lost...but Bxf5 gxf5! seems to more >then hold the position. Do any computers or humans disagree. > >Example line. >Bxf5 gxf5! Qg3+ Kh7 Ng5+ Bxg5 Bxg5 Ra3!. after the forced line Bxf5 gxf5! Qg3+ Kh7 Ng5+ Bxg5 Bxg5 Ra3! [D]3q3r/7k/4P3/1pp2pBp/1nn5/r5QP/P4PP1/R3R1K1 w - - 0 1 Analysis by Shredder 8; amd@3000+ ; 2 best lines after 10 min 1. ³ (-0.55): 5.Df4 Df8 6.Tad1 2. -+ (-1.76): 5.Dh4 De8 6.Ted1 Cd3 7.Fc1 Cxc1 8.Taxc1 Dxe6 9.Te1 Dc6 10.Dxh5+ Dh6 11.Dxf5+ Dg6 12.Dxc5 Dxg2+ 13.Rxg2 Tg3+ 14.fxg3 Ce3+ 15.Txe3 Fischer blundered and his opponent followed him ! ;o)
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