Author: Enrique Irazoqui
Date: 11:19:16 10/03/03
Go up one level in this thread
On October 03, 2003 at 13:02:55, Mihaly Szalai wrote: >I think this position is too hard for comps and humans too. >It requires a very deep understanding of chess IMO. >White wins. > >[D]2R5/5k2/4p3/4p3/3p4/4pp2/1P5P/4K3 w - - 0 1 > >1. Rc7+ Ke8 2. Rc2! d3 3. Re2!! dxe2 (3... fxe2 4. b4 Kd7 5. b5 Kd6 6. b6 >Kc6 7. h4 +-) 4. h4 Kf7 5. h5 Kf6 6. h6 Kg6 7. b4 +- > >I've just seen how Smarthink gone mad. >Maybe your engine is smarter, you should give it a try. > >Thanks >Mihaly Shredder 7.04, P4-3.00, 512MB hash: New game 2R5/5k2/4p3/4p3/3p4/4pp2/1P5P/4K3 w - - 0 1 Analysis by Shredder 7.04: 1.Rc7+ Kf6 2.Rd7 f2+ 3.Ke2 Kg5 +- (1.50) Depth: 1/2 00:00:00 1.Rc7+ Ke8 2.Rc1 e4 3.b4 d3 +- (1.54) Depth: 1/6 00:00:00 1.Rc7+ Ke8 2.h4 f2+ 3.Kf1 d3 4.Rc1 ± (1.25) Depth: 2/3 00:00:00 1.Rc7+ Ke8 2.h4 f2+ 3.Kf1 d3 4.Rc1 e4 ± (1.25) Depth: 2/7 00:00:00 1.Rc7+ Ke8 2.Rg7 d3 3.Rb7 f2+ 4.Kf1 d2 ± (1.00) Depth: 3/3 00:00:00 1.Rc7+ Ke8 2.Rc5 f2+ 3.Kf1 Kd8 ² (0.50) Depth: 3/8 00:00:00 1.Rc7+ Ke8 2.Rc5 f2+ 3.Kf1 Kd8 ² (0.50) Depth: 3/8 00:00:00 1.Rd8 Ke7 2.Kd1 ± (0.97) Depth: 3/8 00:00:00 1.Rd8 Ke7 2.Ra8 d3 3.h3 ± (0.97) Depth: 3/8 00:00:00 1.Rd8 Ke7 2.Ra8 d3 3.h3 ² (0.28) Depth: 4/4 00:00:00 1.Rd8 Ke7 2.Ra8 d3 3.h3 = (0.08) Depth: 4/7 00:00:00 1.Rc7+ Kf8 2.Rc5 e4 3.Rc8+ Kf7 4.h4 d3 5.h5 ² (0.53) Depth: 4/7 00:00:00 1.Rc7+ Kf8 2.Rc5 e4 3.Rc8+ Kf7 4.h4 d3 5.h5 ± (0.91) Depth: 4/9 00:00:00 1.Rc7+ Kf8 2.Rc5 e4 3.Rc8+ Kf7 4.h4 d3 5.h5 ± (0.91) Depth: 4/9 00:00:00 1.Rc7+ Kf8 2.Rc5 e4 3.Rc8+ Kf7 4.h4 d3 5.h5 ± (0.91) Depth: 5/5 00:00:00 1.b4 d3 2.Rc3 d2+ 3.Kd1 f2 4.Ke2 d1Q+ 5.Kxe3 f1Q ± (0.92) Depth: 5/9 00:00:00 1.b4 d3 2.Rc3 d2+ 3.Kd1 f2 4.Ke2 d1Q+ 5.Kxe3 f1Q ± (0.92) Depth: 5/10 00:00:00 1.b4 d3 2.Rc3 d2+ 3.Kd1 f2 4.Ke2 d1Q+ 5.Kxe3 f1Q ² (0.64) Depth: 6/9 00:00:00 1.b4 d3 2.Rc3 d2+ 3.Kd1 f2 4.Ke2 d1Q+ 5.Kxe3 f1Q = (0.13) Depth: 6/11 00:00:00 1.b4 d3 2.Rc3 d2+ 3.Kd1 f2 4.Ke2 d1Q+ 5.Kxe3 f1Q ³ (-0.29) Depth: 6/11 00:00:00 1.Rc7+ Kf8 2.Rc5 e4 3.Rc8+ Kf7 4.h4 d3 5.h5 ± (0.91) Depth: 6/11 00:00:00 1.Rc7+ Kf8 2.Rc5 e4 3.Rc8+ Kf7 4.h4 d3 5.h5 ± (0.91) Depth: 6/11 00:00:00 1.Rc7+ Kf8 2.Rc5 e4 3.Rc8+ Kf7 4.h4 d3 5.h5 ± (0.91) Depth: 7/7 00:00:00 100kN 1.Rc7+ Kf8 2.Rc5 e4 3.Rc8+ Kf7 4.h4 d3 5.h5 ± (0.91) Depth: 8/8 00:00:00 111kN 1.Rc7+ Kf8 2.Rc5 d3 3.Rxe5 f2+ 4.Kf1 d2 5.Ke2 d1Q+ 6.Kxe3 f1Q ² (0.66) Depth: 9/17 00:00:00 184kN 1.Rc7+ Kf8 2.Rc5 d3 3.Rxe5 f2+ 4.Kf1 d2 5.Ke2 d1Q+ 6.Kxe3 f1Q = (0.16) Depth: 9/17 00:00:00 208kN 1.Rc7+ Kf8 2.Rc5 d3 3.Rxe5 f2+ 4.Kf1 d2 5.Ke2 d1Q+ 6.Kxe3 f1Q 7.Rxe6 = (0.01) Depth: 9/19 00:00:00 328kN, tb=2 1.b4 d3 2.Rd8 d2+ 3.Kd1 Ke7 4.Rd3 e4 5.Rxe3 f2 6.Rf3 exf3 7.Kc2 f1Q ² (0.67) Depth: 9/19 00:00:00 336kN, tb=2 1.b4 d3 2.Rd8 d2+ 3.Kd1 Ke7 4.Rd3 e4 5.Rxe3 f2 6.Rf3 exf3 7.Kc2 f1Q ² (0.42) Depth: 10/10 00:00:00 339kN, tb=2 1.b4 d3 2.Rd8 d2+ 3.Kd1 Ke7 4.Rd3 e4 5.Rxe3 f2 6.Rf3 exf3 7.Kc2 f1Q ² (0.42) Depth: 10/10 00:00:00 339kN, tb=2 1.b4 d3 2.Rd8 d2+ 3.Kd1 Ke7 4.Rd3 e4 5.Rxe3 f2 6.Rf3 exf3 7.Kc2 f1Q = (-0.08) Depth: 10/17 00:00:00 356kN, tb=10 1.b4 d3 2.Rd8 d2+ 3.Kd1 Ke7 4.Rd3 e4 5.Rxe3 f2 6.Rf3 exf3 7.Kc2 f1Q 8.Kxd2 ² (0.42) Depth: 11/11 00:00:00 360kN, tb=11 1.b4 d3 2.Rd8 d2+ 3.Kd1 Ke7 4.Rd3 e4 5.Rxe3 f2 6.Rf3 exf3 7.Kc2 f1Q 8.Kxd2 ² (0.42) Depth: 11/11 00:00:00 360kN, tb=11 1.b4 Ke7 2.Rc7+ Kd6 3.Rc8 Ke7 4.Rc7+ Kd6 5.Rc8 Ke7 6.Rc7+ = (0.00) Depth: 11/21 00:00:00 456kN, tb=31 1.b4 Ke7 2.Rc7+ Ke8 3.Rc8+ Ke7 4.Rc7+ Ke8 5.Rc8+ Ke7 6.Rc7+ = (0.01) Depth: 12/24 00:00:01 769kN, tb=75 1.b4 Ke7 2.Rc7+ Ke8 3.Rc8+ Ke7 4.Rc7+ Ke8 5.Rc8+ Ke7 6.Rc7+ = (0.01) Depth: 13/22 00:00:02 1174kN, tb=412 1.b4 Ke7 2.Rc7+ Ke8 3.Rc8+ Ke7 4.Rc7+ Ke8 5.Rc8+ Ke7 6.Rc7+ = (0.01) Depth: 14/23 00:00:03 1552kN, tb=638 1.b4 Ke7 2.Rc7+ Ke8 3.Rc8+ Ke7 4.Rc7+ Ke8 5.Rc8+ Ke7 6.Rc7+ = (0.01) Depth: 15/27 00:00:04 2215kN, tb=951 1.b4 Ke7 2.Rc7+ Ke8 3.Rc8+ Ke7 4.Rc7+ Ke8 5.Rc8+ Ke7 6.Rc7+ = (0.01) Depth: 16/34 00:00:07 3582kN, tb=2035 1.b4 Ke7 2.Rc1 d3 3.Ra1 e4 4.h4 Ke8 5.b5 d2+ 6.Kd1 e5 7.h5 e2+ 8.Kxd2 e1B+ ² (0.26) Depth: 17/33 00:00:12 6460kN, tb=3207 1.b4 Ke7 2.Rc1 d3 3.Ra1 e4 4.h4 Ke8 5.b5 d2+ 6.Kd1 e5 7.h5 e2+ 8.Kxd2 e3+ 9.Kxe3 e4 10.h6 ± (0.76) Depth: 17/33 00:00:13 7014kN, tb=3326 1.b4 d3 2.Rd8 f2+ 3.Kf1 d2 4.h4 Ke7 5.Rd3 e4 6.Rd4 e5 7.Rd5 Ke6 8.Rd8 Ke7 9.Rxd2 exd2 10.Kg2 ± (0.76) Depth: 17/37 00:00:21 12737kN, tb=4201 1.h4 d3 2.Rd8 e4 3.h5 Ke7 4.h6 d2+ 5.Rxd2 exd2+ 6.Kxd2 f2 7.Ke2 e3 8.b4 e5 9.h7 f1Q+ 10.Kxf1 ± (0.77) Depth: 17/37 00:00:24 13969kN, tb=4946 1.h4 d3 2.Rd8 e4 3.h5 Ke7 4.h6 d2+ 5.Rxd2 exd2+ 6.Kxd2 f2 7.Ke2 e3 8.b4 Kf7 9.b5 Kg6 10.b6 Kxh6 ± (1.12) Depth: 17/37 00:00:24 14437kN, tb=5150 1.h4 d3 2.Rd8 e4 3.h5 Ke7 4.h6 d2+ 5.Rxd2 exd2+ 6.Kxd2 Kf7 7.Ke3 Kg6 8.b4 Kxh6 9.b5 Kg7 +- (1.56) Depth: 17/37 00:00:26 15307kN, tb=5584 1.h4 d3 2.Rd8 f2+ 3.Kf1 d2 4.Ke2 Ke7 5.Rd3 e4 6.Rd4 f1N 7.Kxf1 e5 8.Rd5 Ke6 9.Kg1 Kxd5 10.h5 ± (1.31) Depth: 18/34 00:00:29 17629kN, tb=6826 1.h4 d3 2.Rd8 f2+ 3.Kf1 d2 4.Ke2 Ke7 5.Rd3 e4 6.Rd4 f1N 7.Kxf1 e5 8.Rd5 Ke6 9.h5 Kxd5 10.Ke2 d1Q+ 11.Kxd1 Ke6 ± (0.81) Depth: 18/34 00:00:30 18213kN, tb=6829 1.h4 d3 2.Rc7+ Ke8 3.Rc8+ Kf7 4.Rc7+ Ke8 5.Rc8+ Kf7 6.Rc7+ = (0.01) Depth: 18/34 00:00:33 19724kN, tb=7328 1.Rc7+ Ke8 2.Rc1 d3 3.Ra1 Kd7 = (0.02) Depth: 18/42 00:00:39 23690kN, tb=8219 1.Rc7+ Ke8 2.Rc1 d3 3.Ra1 Kd7 4.h4 e4 5.h5 d2+ 6.Kd1 e2+ 7.Kxd2 e3+ 8.Kxe3 Kc8 9.Kxf3 Kd7 10.Kxe2 Ke7 11.b4 ² (0.37) Depth: 18/42 00:00:40 24488kN, tb=8364 1.Rc7+ Ke8 2.Ra7 d3 3.Ra3 d2+ 4.Kd1 f2 5.Kc2 f1Q 6.h3 Qxh3 7.Rxe3 Qxe3 8.b4 d1Q+ 9.Kxd1 e4 10.b5 +- (3.01) Depth: 18/42 00:00:51 31863kN, tb=10401 1.Rc7+ Ke8 2.Ra7 d3 3.Ra3 d2+ 4.Kd1 f2 5.Kc2 f1Q 6.h3 Qxh3 7.Rxe3 Qxe3 8.b4 d1Q+ 9.Kb2 +- (2.76) Depth: 19/39 00:01:02 40172kN, tb=12498 1.Rc7+ Ke8 2.Ra7 d3 3.Ra3 d2+ 4.Kd1 f2 5.Kc2 f1Q 6.h3 Qxh3 7.Rxe3 Qxe3 8.b4 d1Q+ 9.Kb2 +- (2.26) Depth: 19/42 00:01:06 43492kN, tb=12631 1.Rc7+ Ke8 2.Ra7 d3 3.Ra1 Ke7 4.b4 Kd6 5.b5 Kc5 6.b6 d2+ 7.Kd1 Kxb6 8.h4 Kc5 9.h5 Kd4 10.Kc2 e2 11.Kxd2 ± (0.79) Depth: 19/42 00:02:03 89143kN, tb=14668 1.Rc7+ Ke8 2.Ra7 d3 3.Ra1 Ke7 4.b4 Kd6 5.b5 Kc5 6.b6 d2+ 7.Kd1 Kxb6 8.h4 Kc5 9.h5 Kc4 10.h6 e2+ 11.Kxd2 Kd5 ± (1.02) Depth: 20/37 00:02:29 105927kN, tb=22406 1.Rc7+ Ke8 2.Ra7 d3 3.Ra1 Ke7 4.b4 Kd6 5.b5 Kc5 6.b6 Kxb6 7.h4 Kc7 8.h5 Kc8 9.h6 f2+ 10.Kf1 e2+ 11.Kxf2 Kb7 12.h7 d2 ± (1.26) Depth: 21/43 00:02:50 117787kN, tb=31704 1.Rc7+ Ke8 2.Ra7 d3 3.Ra1 Ke7 4.b4 Kd6 5.b5 ± (1.02) Depth: 22/45 00:03:40 150112kN, tb=54387 1.Rc7+ Ke8 2.Rc2 d3 3.Re2 dxe2 4.h4 Kf7 5.h5 Kf6 6.h6 Kg6 7.b4 Kxh6 8.b5 Kg5 9.b6 Kf6 ± (1.03) Depth: 23/47 00:06:42 277338kN, tb=109495 1.Rc7+ Ke8 2.Rc2 d3 3.Re2 dxe2 4.h4 Kf7 5.h5 Kf6 6.h6 Kg6 7.b4 Kxh6 8.b5 Kg5 9.b6 Kf6 10.b7 f2+ 11.Kxe2 f1N ± (1.25) Depth: 24/47 00:08:47 354111kN, tb=190634 (Irazoqui, Cadaqués 03.10.2003) Enrique
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