Author: Dieter Buerssner
Date: 07:58:04 04/17/04
Go up one level in this thread
On April 17, 2004 at 04:21:08, Kurt Utzinger wrote:
>8/7R/2rk1p2/4bR2/1p1pK3/6P1/1P5P/8 w - - 0 49
>Hiarcs9 vs List 5.13 (Position after 48...Kd6)
>White has of course a won position: the question however
>is which program finds the easiest way with 49.Rxe5
>and transposition to a won pawn end game?
Yace 0.99.86 plays Rxe5 in under one second:
8/7R/2rk1p2/4bR2/1p1pK3/6P1/1P5P/8 w - -
Engine: Yace 0.99.86 bb (250 MB)
by Dieter Buerssner
8/28 0:01 +2.21 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke6 6.h4 Kf7 7.h5 b3
8.Kd3 Kg8 9.Kc4 Kg7 10.Kxb3 e4 11.g6 (1.176.394) 824
8/30 0:01 +2.21 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke6 6.h4 Kf7 7.h5 b3
8.Kd3 Kg8 9.Kc4 Kg7 10.Kxb3 e4 11.g6 (1.232.972) 820
9/34 0:03 +2.08 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke6 6.h4 Kf7 7.h5 b3
8.Kd3 Kg8 9.Kc4 Kf7 10.Kxb3 e4
11.g6+ Kf6 (2.634.911) 861
9/34 0:03 +2.08 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke6 6.h4 Kf7 7.h5 b3
8.Kd3 Kg8 9.Kc4 Kf7 10.Kxb3 e4
11.g6+ Kf6 (3.062.362) 845
10/38 0:07 +2.33 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke6 6.h4 Kf7 7.h5 b3
8.Kd3 Kg8 9.Kc4 Kg7 10.Kxb3 e4
11.Kc2 Kg8 12.Kd2 d3 13.h6 Kh7
14.Kc3 (6.912.333) 883
10/38 0:08 +2.33 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke6 6.h4 Kf7 7.h5 b3
8.Kd3 Kg8 9.Kc4 Kg7 10.Kxb3 e4
11.Kc2 Kg8 12.Kd2 d3 13.h6 Kh7
14.Kc3 (7.413.524) 874
11/38 0:09 +2.73++ 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke6 6.h4 Kf7 7.h5 b3
8.Kd3 Kg8 9.Kc4 Kg7 10.Kxb3 e4
11.Kc2 Kf7 12.b4 Ke7 13.h6 e3 14.b5 (8.021.100) 877
11/39 0:14 +2.76 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke7 6.h4 Kf8 7.Kf3 d3
8.h5 e4+ 9.Ke3 b3 10.Kxe4 d2 11.g6 d1Q
12.Kf5 (12.957.240) 904
11/39 0:14 +2.76 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke7 6.h4 Kf8 7.Kf3 d3
8.h5 e4+ 9.Ke3 b3 10.Kxe4 d2 11.g6 d1Q
12.Kf5 (13.479.883) 900
12/40 0:15 +3.16++ 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke7 6.h4 Kf8 7.Kd3 Kg7
8.h5 Kf7 9.g6+ Ke8 10.Kc4 b3 11.Kxb3 d3
12.h6 d2 13.Kc2 e4 14.h7 (14.333.586) 901
12/41 0:16 +4.16++ 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke7 6.h4 Kf8 7.Kd3 Kg7
8.h5 Kf7 9.g6+ Ke8 10.Kc4 b3 11.Kxb3 d3
12.h6 d2 13.Kc2 e4 14.h7 (15.066.069) 901
12/44 0:23 +4.27 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke7 6.h4 Kf8 7.Kd3 Kg7
8.h5 Kf7 9.Kc4 Kg7 10.Kxb4 e4 11.Kc4 e3
12.Kd3 Kg8 13.b4 Kf8 14.h6 (21.537.933) 922
12/44 0:24 +4.27 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke7 6.h4 Kf8 7.Kd3 Kg7
8.h5 Kf7 9.Kc4 Kg7 10.Kxb4 e4 11.Kc4 e3
12.Kd3 Kg8 13.b4 Kf8 14.h6 (22.607.351) 917
13/44 0:26 +4.67++ 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke7 6.h4 Kf8 7.Kd3 Kg7
8.h5 Kf7 9.Kc4 Kg7 10.Kxb4 d3 11.Kc3 e4
12.h6+ Kf7 13.g6+ Ke6 14.g7 (24.789.030) 920
13/44 0:28 +5.67++ 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.g5 Ke7 6.h4 Kf8 7.Kd3 Kg7
8.h5 Kf7 9.Kc4 Kg7 10.Kxb4 d3 11.Kc3 e4
12.h6+ Kf7 13.g6+ Ke6 14.g7 (26.461.533) 914
13/45 0:43 +5.99 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.h4 Ke7 6.h5 Kf8 7.h6 Kg8
8.g5 Kh7 9.Kd3 Kg6 10.Kc4 b3 11.Kxb3 d3
12.Kc3 e4 13.b4 Kf5 14.h7 (40.377.238) 921
13/45 0:46 +5.99 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.h4 Ke7 6.h5 Kf8 7.h6 Kg8
8.g5 Kh7 9.Kd3 Kg6 10.Kc4 b3 11.Kxb3 d3
12.Kc3 e4 13.b4 Kf5 14.h7 (42.756.352) 923
14/45 0:50 +6.39++ 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.h4 Ke7 6.h5 Kf8 7.h6 Kg8
8.g5 Kh7 9.Kd3 b3 10.Kc4 e4 11.g6+ Kxg6
12.h7 d3 13.h8Q Kf5 (46.199.589) 918
14/45 1:37 +7.39++ 1.Rxe5 fxe5 2.Rh6+ Kc5 3.Rxc6+ Kxc6
4.g4 Kd6 5.h4 Ke7 6.h5 Kf8 7.h6 Kg8
8.g5 Kh7 9.Kd3 Kg6 10.Kc4 Kxg5 11.h7 b3
12.Kd3 Kf4 13.h8Q Kg4 (88.771.011) 911
14/50 4:26 +7.66 1.Rxe5 Rc2 2.Ra5 Re2+ 3.Kxd4 Ke6
4.b3 Rb2 5.Ra6+ Kf5 6.Rh6 Kg4
7.Raxf6 Rd2+ 8.Kc4 Rb2 (247.633.951) 928
14/50 4:37 +7.66 1.Rxe5 Rc2 2.Ra5 Re2+ 3.Kxd4 Ke6
4.b3 Rb2 5.Ra6+ Kf5 6.Rh6 Kg4
7.Raxf6 Rd2+ 8.Kc4 Rb2 (257.302.303) 927
Regards,
Dieter
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