Author: Mridul Muralidharan
Date: 15:22:20 03/26/04
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On March 26, 2004 at 18:12:17, Bryan Hofmann wrote: >On March 26, 2004 at 17:59:54, Mridul Muralidharan wrote: > >>Hi all, >> >> The following came up in a 40/10/0 match between my program against crafty >>19.3. >> >>crafty says black is about 2.3 up , while mine is giving almost even score >>(-0.32 actually). >>What is the actual status of this position ? >>Completely won for white ? draw ? loss ? >>The game is still going on , but the evals have been stabilised around this for >>sometime now ... >> >>Regards >>Mridul >> >>[D]2bb4/2p5/1pPp4/pP1PkP2/P5K1/6P1/2B5/8 b - - 0 62 > >Tao 5.6 Says black is 1.73 up; > >TaoGizmo UCI 232 MB: > 1 00:00 0.06 Bxf5+ Bxf5 Kxd5 > 1 00:00 2.41 Kxd5 > 2 00:00 2.15 Kxd5 Kf4 > 2+ 00:00 2.15 Bf6 > 2 00:00 2.24 Bf6 Kf3 Kxd5 > 3 00:00 2.24 Bf6 Kf3 Kxd5 > 4 00:00 2.21 Bf6 Kf3 Bxf5 Bxf5 Kxf5 > 5 00:00 2.32 Bf6 Kf3 Bxf5 Bxf5 Kxf5 g4+ Ke5 > 6 00:00 2.25 Bf6 Bb1 Kxd5 Kf3 Ke5 g4 > 7 00:00 2.24 Bf6 Bb1 Kxd5 Kf4 Kc5 g4 Bc3 > 8 00:00 2.14 Bf6 Bb1 Be7 Bc2 Kxd5 Kf4 Bf6 g4 > 9 00:00 2.16 Bf6 Bb1 Be7 Bc2 Kxd5 Kf4 Kc5 g4 d5 >10 00:00 2.09 Bf6 Bb1 Be7 Bc2 Bd8 Bb1 Kxd5 Kf4 Bf6 Be4+ Kc5 g4 >11 00:00 2.17 Bf6 Bb1 Be7 Bc2 Kxd5 Kh5 Ke5 g4 d5 Kg6 d4 >12 00:00 2.24 Bf6 Bb1 Be7 Bc2 Bd8 Bb1 Bf6 Bc2 Kxd5 Kf3 Ke5 g4 >13 00:00 2.30 Bf6 Bb1 Be7 Bc2 Bd8 Bb1 Bf6 Bc2 Kxd5 Kf3 Ke5 g4 Bg5 >14 00:00 2.10 Bf6 Bb1 Be7 Bc2 Bd8 Bb1 Bf6 Bc2 Kxd5 Kh5 Be5 Kg6 Bxg3 f6 >15 00:01 2.14 Bf6 Bb1 Be7 Bc2 Bd8 Bb1 Bf6 Bc2 Kxd5 Kh5 Ke5 g4 d5 Kg6 d4 >16 00:01 2.03 Bf6 Bb1 Be7 Bc2 Bd8 Bb1 Bf6 Bc2 Be7 Bb1 Kxd5 Kh5 Ke5 Kg6 d5 >g4 >17 00:04 1.98 Bf6 Bb1 Be7 Bd3 Kxd5 Kh5 Kd4 Bb1 Ke3 g4 Kf4 Ba2 Bf6 Bd5 Ke5 >Kg6 Bh4 >18 00:08 1.87 Bf6 Bb1 Be7 Bd3 Kxd5 Kh5 Kd4 Bb1 Ke3 g4 Kf4 Kg6 Kxg4 f6 Bf8 >f7 Kf3 Kf6 >19 00:16 1.87 Bf6 Bb1 Be7 Bc2 Bd8 Bb1 Kxd5 Kh5 Kd4 Kg6 Ke5 g4 Kf4 Bc2 Kxg4 >f6 Kf4 Kg7 Ke5 >19+ 00:20 1.87 Kxd5 >20 00:31 1.80 Bf6 Bb1 Be7 Bc2 Bd8 Bb1 Kxd5 Kh5 Ke5 g4 Kf4 Kg6 d5 f6 Bxg4 >Ba2 Ke5 f7 Bf5+ Kg7 Be7 >20+ 00:35 1.80 Kxd5 >20 00:43 1.89 Kxd5 Kh5 Ke5 Kg6 d5 Bb1 d4 g4 Kf4 Bc2 Bh4 Bb1 Ke3 g5 Kf4 f6 >Bxg5 f7 Be7 Kg7 Ke3 Bc2 d3 >21 01:03 1.84 Kxd5 Kh5 Ke5 Kg6 d5 Bb1 d4 Bd3 Be7 Bc2 Bd6 g4 Kf4 g5 Ke3 f6 >d3 Bxd3 Kxd3 Kg7 Be6 >22 02:48 1.62 Kxd5 Kh5 Ke5 Kg6 d5 Bb1 d4 Bd3 Be7 Bc2 Bb4 g4 Kf4 g5 Ke3 f6 >d3 Bb3 d2 Kg7 Bg4 g6 >22+ 02:57 1.62 Be7 >23 04:29 1.73 Kxd5 Kh5 Ke5 Kg6 d5 Bb1 d4 Bd3 Be7 Bc2 Bb4 g4 Kf4 g5 Ke3 f6 >d3 Bd1 Kd2 Bf3 Kc2 Kg7 d2 >24 05:43 1.73 Kxd5 Kh5 Ke5 Kg6 d5 Bb1 d4 Bd3 Be7 Bc2 Bb4 g4 Kf4 g5 Ke3 f6 >d3 Bd1 Kd2 Bf3 Be6 Kg7 Bb3 g6 Bxa4 At end of this pv - white's g6 f6 and one of the blacks bishop's locked away in the flank while black not being able to queen immediately due to white's bishop - wont this not lead to a loss ?? I have insufficient chess knowledge to analysis this properly , but I suspect something can happen favourably for white at the end of this pv that you have shown .... Thanks Mridul
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