Author: Marc D
Date: 04:47:54 04/03/05
Go up one level in this thread
On April 02, 2005 at 19:49:15, Rob Basham wrote: >[D]rr2q1k1/2pb2p1/3p1pP1/ppnPp3/2P1P1P1/7R/PP4BP/4QRK1 w - - 0 1 > >Mate in about 20....? > >1 Rh8+....! > >Some programs find this, even though it does not seem to be a forced mate... > >rob Toga II 0.93 finds it in 2 sec but does not see a mate in 20 Analysis by Toga II 0.93: 1.c4xb5 Ld7xg4 -+ (-3.42) Tiefe: 1/2 00:00:00 1.c4xb5 Ld7xg4 -+ (-3.42) Tiefe: 2/16 00:00:00 1.c4xb5 Ld7xg4 2.Th3-h7 De8xg6 -+ (-4.61) Tiefe: 3/17 00:00:00 1.De1-e2 De8xg6 2.c4xb5 Ld7xg4 -+ (-4.56) Tiefe: 3/17 00:00:00 1.De1-e2 De8xg6 2.Kg1-h1 Ld7xg4 -+ (-5.24) Tiefe: 4/22 00:00:00 1.c4xb5 Ld7xg4 2.Th3-h7 De8xg6 -+ (-4.61) Tiefe: 4/22 00:00:00 1.Th3-h8+ Kg8xh8 2.De1-h4+ Kh8-g8 3.Tf1xf6 g7xf6 4.Dh4-h7+ Kg8-f8 5.g6-g7+ Kf8-e7 6.g7-g8D+ Ke7-d8 7.Dg8xe8+ Kd8xe8 8.c4xb5 Tb8xb5 -+ (-2.03) Tiefe: 4/22 00:00:00 1.Th3-h8+ Kg8xh8 2.De1-h4+ Kh8-g8 3.Tf1xf6 g7xf6 4.Dh4-h7+ Kg8-f8 5.g6-g7+ Kf8-e7 6.g7-g8D+ Ke7-d8 7.c4xb5 Ld7xb5 8.Dg8xe8+ Lb5xe8 -+ (-2.07) Tiefe: 5/24 00:00:00 1.Tf1xf6 g7xf6 2.De1-h4 De8xg6 3.Dh4-h8+ Kg8-f7 4.Th3-h7+ Dg6xh7 5.Dh8xh7+ Kf7-f8 6.c4xb5 Tb8xb5 -+ (-2.04) Tiefe: 5/24 00:00:00 1.Tf1xf6 g7xf6 2.De1-h4 De8xg6 3.Dh4-h8+ Kg8-f7 4.Th3-h7+ Dg6xh7 5.Dh8xh7+ Kf7-f8 6.c4xb5 Tb8xb5 -+ (-2.04) Tiefe: 6/24 00:00:00 56kN 1.Tf1xf6 g7xf6 2.De1-h4 De8xg6 3.Dh4-h8+ Kg8-f7 4.Th3-h7+ Dg6xh7 5.Dh8xh7+ Kf7-f8 6.Dh7-h8+ Kf8-e7 7.Dh8-g7+ Ke7-e8 8.c4xb5 Tb8xb5 -+ (-2.00) Tiefe: 7/24 00:00:00 101kN 1.Th3-h8+ Kg8xh8 2.De1-h4+ Kh8-g8 3.Dh4-h7+ Kg8-f8 4.Tf1xf6+ g7xf6 5.g6-g7+ Kf8-e7 6.g7-g8D+ Ke7-d8 7.Dg8xe8+ Ld7xe8 8.Dh7-g7 b5xc4 9.Dg7xf6+ Kd8-d7 10.Df6-g7+ Kd7-c8 -+ (-1.93) Tiefe: 7/32 00:00:00 202kN 1.Th3-h8+ Kg8xh8 2.De1-h4+ Kh8-g8 3.Dh4-h7+ Kg8-f8 4.Tf1xf6+ g7xf6 5.g6-g7+ Kf8-e7 6.g7-g8D+ Ke7-d8 7.Dg8xe8+ Ld7xe8 8.Dh7-g7 b5xc4 9.Dg7xf6+ Kd8-c8 10.Df6-e7 Le8-d7 -+ (-1.94) Tiefe: 8/40 00:00:00 448kN 1.Tf1xf6 g7xf6 2.De1-h4 De8xg6 3.Dh4-h8+ Kg8-f7 4.Th3-h7+ Dg6xh7 5.Dh8xh7+ Kf7-f8 6.c4xb5 Ld7xg4 7.Dh7xc7 Tb8xb5 8.Dc7xd6+ Kf8-f7 µ (-1.31) Tiefe: 8/40 00:00:00 507kN 1.Tf1xf6 g7xf6 2.De1-h4 De8xg6 3.Dh4-h8+ Kg8-f7 4.Th3-h7+ Dg6xh7 5.Dh8xh7+ Kf7-f8 6.Dh7-h8+ Kf8-e7 7.Dh8-g7+ Ke7-d8 8.Dg7xf6+ Kd8-e8 µ (-0.89) Tiefe: 9/40 00:00:00 646kN 1.Tf1xf6 g7xf6 2.De1-h4 De8xg6 3.Dh4-h8+ Kg8-f7 4.Th3-h7+ Dg6xh7 5.Dh8xh7+ Kf7-f8 6.Dh7-h8+ Kf8-e7 7.Dh8-g7+ Ke7-d8 8.Dg7-f8+ Ld7-e8 9.Df8xf6+ Kd8-d7 10.Df6-g7+ Kd7-c8 ³ (-0.67) Tiefe: 10/40 00:00:01 1046kN 1.Tf1xf6 g7xf6 2.De1-h4 De8xg6 3.Dh4-h8+ Kg8-f7 4.Th3-h7+ Dg6xh7 5.Dh8xh7+ Kf7-f8 6.Dh7-h8+ Kf8-e7 7.Dh8-g7+ Ke7-d8 8.Dg7-h8+ Ld7-e8 9.Dh8xf6+ Kd8-d7 10.Df6-g7+ Kd7-c8 ³ (-0.67) Tiefe: 11/40 00:00:02 1857kN 1.Th3-h8+ Kg8xh8 2.De1-h4+ Kh8-g8 3.Dh4-h7+ Kg8-f8 4.g4-g5 f6-f5 5.e4xf5 Kf8-e7 6.f5-f6+ Ke7-d8 7.f6xg7 Kd8-c8 8.g7-g8D De8xg8 9.Dh7xg8+ Kc8-b7 10.Dg8-f7 b5xc4 +- (3.41) Tiefe: 11/50 00:00:07 7521kN 1.Th3-h8+ Kg8xh8 2.De1-h4+ Kh8-g8 3.Dh4-h7+ Kg8-f8 4.g4-g5 De8xg6 5.Dh7xg6 Ld7-e8 6.Dg6-h7 Sc5-d7 7.Dh7-h8+ Kf8-f7 8.Lg2-h3 b5xc4 9.Lh3-e6+ Kf7-e7 10.Dh8xg7+ Ke7-d8 11.Le6xd7 Le8xd7 12.Dg7xf6+ Kd8-e8 +- (3.63) Tiefe: 12/50 00:00:09 10043kN 1.Th3-h8+ Kg8xh8 2.De1-h4+ Kh8-g8 3.Dh4-h7+ Kg8-f8 4.g4-g5 f6-f5 5.e4xf5 Kf8-e7 6.f5-f6+ Ke7-d8 7.f6xg7 Kd8-c8 8.g7-g8D De8xg8 9.Dh7xg8+ Kc8-b7 10.Dg8-f7 Ld7-e8 11.Df7-e7 b5xc4 +- (3.83) Tiefe: 13/52 00:00:16 16627kN Marc
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