Author: Andrew Williams
Date: 15:58:58 04/16/99
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On April 16, 1999 at 17:12:16, Sarah Bird wrote: >I watched a game last night and the following position came up. >fen rnbqkb1r/1p4p1/1Pp2p2/p1Pp1nP1/3P1P2/P1N4B/8/R1BQK1NR/---W > >Black has just played f6. > >Here the white player played: >1) Kf2......Be7 >2) Nf3......Ne3 >After >3) Bxd3.....Rxh3 >4) Rxh3.....Bxh3 >5) Ne5......fxe5 >6) Qh5+ >Scored an easy win. > >I looked at the starting position with Fritz who immediately selects >1) Ra2 my CM also selects 1) Kf2 as played and for some reason expects a reply >from black of fxg which it evaluates as being +4.69 to white and it never >changes its evaluation and expects this move without switching, when Be7 as >played in the game although not great is better than -4.69 as are other moves. > >Anyways it appears to me that 1) Bxf5! appears to win almost immediately or am i >missing something about Bxf5!. > >Does anyone see a defence to 1) Bxf5. > >Thanks. >UltraB My program can't see any problem with Bxf5. It takes it 150 seconds to find it and the score jumps from +1 to +1.6 (approx). If I force Bxf5, my program sees the developing problem in just a few seconds. An interesting position. Andrew
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