Author: Uri Blass
Date: 06:34:58 05/30/03
Go up one level in this thread
On May 30, 2003 at 08:46:07, Drexel,Michael wrote: >On May 30, 2003 at 08:22:07, m.d.hurd wrote: > >>If your interested. Athlon 2100 XP 1024 pc2700 ram. The point is why did >>Shredder play Rook takes Bishop ? > >Because it was necessary. It was the best chance in this position. >Otherwise black would have a decisive attack against the white King. >This was not at all over-agressive. >Black played agressive chess in this game. > >Michael The real question is why did Shredder play 52.Qd2 when after this move it is forced to sacrifice the rook for a bishop when there was a better alternative(52.Qb6 Rc6 53.Qe3 with repetition). It seems that Shredder lost because it did not want a draw. If aggresive chess mean trying to win when it is impossible to do it then it means that shredder was too aggresive. [D]8/3Rp1k1/4qbpp/P2R1p2/4p2P/2r1Q1P1/5P2/5K2 w - - 0 1 Analysis by Shredder 7.04: 52.a6 Rxe3 53.fxe3 -+ (-3.11) Depth: 1/2 00:00:00 52.a6 Rxe3 53.fxe3 Qxa6+ 54.Kf2 -+ (-4.60) Depth: 1/5 00:00:00 52.a6 Qxa6+ 53.Ke1 Rxe3+ 54.fxe3 -+ (-4.07) Depth: 1/5 00:00:00 52.R5d6 Qxd6 53.Rxd6 Rxe3 -+ (-3.93) Depth: 1/5 00:00:00 52.R5d6 Qxd6 53.Rxd6 Rxe3 -+ (-3.93) Depth: 1/6 00:00:00 52.Qb6 ± (1.04) Depth: 1/6 00:00:00 52.Qb6 +- (2.74) Depth: 1/6 00:00:00 52.Qb6 +- (2.74) Depth: 1/6 00:00:00 52.Qb6 Qg8 +- (2.41) Depth: 2/6 00:00:00 52.Qb6 Qg8 +- (2.41) Depth: 2/7 00:00:00 52.Qb6 Rc1+ 53.Kg2 Qxb6 +- (2.16) Depth: 3/7 00:00:00 52.Qb6 Rc1+ 53.Kg2 Qg8 +- (2.27) Depth: 3/7 00:00:00 52.Qb6 Rc6 53.Qb7 Ra6 +- (2.32) Depth: 4/9 00:00:00 52.Qb6 Rc1+ 53.Kg2 Rc6 54.Qb7 Ra6 +- (2.26) Depth: 5/14 00:00:00 52.Qb6 Rc6 53.Qb7 Ra6 54.Kg1 Kh7 +- (2.49) Depth: 6/14 00:00:00 17kN 52.Qb6 Rc1+ 53.Kg2 Rc6 54.Qb7 Ra6 55.Qc8 Kh7 +- (2.37) Depth: 7/17 00:00:00 49kN 52.Qb6 Rc6 53.Qb7 Ra6 54.h5 e3 55.hxg6 exf2 56.Kxf2 Kxg6 +- (2.49) Depth: 8/19 00:00:01 138kN 52.Qb6 Rc6 53.Qb7 e3 54.fxe3 Qxe3 55.Rd1 Qf3+ 56.Kg1 +- (2.24) Depth: 9/22 00:00:01 204kN 52.Qb6 Rc6 53.Qb5 Rc2 54.Rd2 Rxd2 55.Rxd2 Bc3 56.Rd5 Qc8 +- (2.02) Depth: 9/22 00:00:02 325kN 52.Qb6 Rc6 53.Qb5 Rc2 54.Rd2 Rc1+ 55.Rd1 Rxd1+ 56.Rxd1 Qa2 57.Qa4 Qxa4 +- (1.98) Depth: 10/22 00:00:04 622kN 52.Qb6 Rc6 53.Qb5 f4 54.h5 Qh3+ 55.Kg1 fxg3 56.hxg6 Rc1+ 57.Rd1 Qh2+ 58.Kf1 Qxf2# +- (1.73) Depth: 11/28 00:00:09 1473kN 52.Qb6 Rc6 53.Qb3 Rc3 54.Qb5 e3 55.Qb6 Rc1+ 56.Rd1 Rxd1+ 57.Kg2 Qxd7 58.h5 ± (1.27) Depth: 11/32 00:00:21 3597kN 52.Qb6 Rc6 53.Qb3 Rc3 54.Qb5 e3 55.Qe2 Ra3 56.Rd8 Bc3 57.Qxe3 Qxe3 ± (1.21) Depth: 12/38 00:00:44 7695kN 52.Qb6 Rc6 53.Qb3 f4 54.Kg2 e3 55.gxf4 e2 56.R5d6 Qxb3 57.Rxe7+ Bxe7 58.Rxc6 e1Q ± (0.96) Depth: 13/38 00:01:45 17853kN 52.Qb6 Rc6 53.Qb1 e3 54.fxe3 f4 55.Qe1 fxe3 56.g4 Rc2 57.Rxe7+ Bxe7 ² (0.48) Depth: 13/38 00:02:43 27056kN 52.Qb6 Rc6 53.Qb1 f4 54.Qb5 fxg3 55.Rg5 Qxd7 56.Rc5 Bxh4 57.Qxc6 Qxc6 58.fxg3 Qxc5 = (0.23) Depth: 14/43 00:07:53 76930kN 52.Qb6 Rc6 53.Qe3 = (0.00) Depth: 14/43 00:11:48 115350kN (Blass, Tel-Aviv 30.05.2003) Uri
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