Author: Vincent Diepeveen
Date: 10:43:07 08/23/02
Go up one level in this thread
On August 23, 2002 at 11:19:21, John Merlino wrote: >On August 23, 2002 at 09:35:40, Frank Phillips wrote: > >>[D]7k/7p/8/8/1pP2P2/p7/3K4/8 w - - >> >>I would be interested in your static score for the above position and how your >>search responds. > >Chessmaster cannot report a static evaluation, but it takes 10 seconds to see >that White is winning on my PIII-733: > >Time Depth Score Positions Moves >0:00 5/9 -4.85 26490 1.Kc1 Kg7 2.c5 Kf6 3.c6 a2 4.Kb2 > Ke6 5.c7 a1=Q+ 6.Kxa1 Kd7 7.Kb2 > h5 8.Kb3 >0:00 5/9 -3.89 31384 1.Kc2 Kg7 2.c5 a2 3.Kb2 a1=Q+ 4.Kxa1 > Kf6 5.Kb2 h5 6.Kb3 h4 7.Kxb4 h3 > 8.c6 Ke6 >0:00 6/10 -5.16 51244 1.Kc2 Kg7 2.c5 Kf7 3.c6 Ke8 4.f5 > a2 5.Kb2 h5 6.Kxa2 Ke7 >0:01 7/11 -4.91 90504 1.Kc2 Kg7 2.c5 Kf7 3.c6 Ke8 4.f5 > a2 5.Kb2 h5 6.Kxa2 Ke7 7.c7 >0:02 8/12 -4.28 240157 1.Kc2 Kg7 2.c5 Kf7 3.c6 Ke7 4.f5 > a2 5.f6+ Kxf6 6.c7 a1=Q 7.c8=Q > Qa2+ 8.Kd3 b3 9.Qc6+ Kg5 >0:07 9/13 -0.07 664019 1.Kc2 Kg7 2.c5 Kf7 3.c6 Ke7 4.f5 > b3+ 5.Kxb3 Kd6 6.f6 a2 7.f7 a1=Q > 8.f8=Q+ Kxc6 9.Qh6+ Kc5 10.Qxh7 >0:10 9/13 1.81 979288 1.Kc1 Kg7 2.c5 Kf7 3.c6 Ke8 4.f5 > b3 5.f6 a2 6.Kb2 h5 7.c7 Kd7 8.c8=Q+ > Kxc8 9.f7 >0:12 10/14 2.87 1198652 1.Kc1 Kg7 2.c5 Kf7 3.c6 Ke8 4.f5 > b3 5.f6 b2+ 6.Kc2 a2 7.Kxb2 h5 > 8.c7 Kd7 9.c8=Q+ Kxc8 10.f7 >0:18 11/15 5.14 1714965 1.Kc1 Kg7 2.c5 Kf7 3.c6 Ke7 4.f5 > h5 5.f6+ Kxf6 6.c7 Ke5 7.c8=Q Kd4 > 8.Qd7+ Kc3 9.Qd2+ Kc4 10.Qa2+ Kd4 > >>My static score favours white. The search initially favours black, but then >>recognises white is winning. >> >>(In the actually game the search did not see the danger in time and playing >>Rxd2+ >>[D]3r3k/7p/8/8/ppP2P2/8/3BK3/8 b - -). > >Chessmaster 9000 avoids Rxd2 in one second: > >Time Depth Score Positions Moves >0:00 1/3 -6.46 1009 1...Rxd2+ 2.Kxd2 a3 3.Kc1 a2 4.Kb2 >0:00 1/4 -5.63 1302 1...Rxd2+ 2.Kxd2 a3 3.Kc1 a2 4.Kb2 > a1=Q+ 5.Kxa1 Kg7 >0:00 1/5 -5.65 3348 1...Rxd2+ 2.Kxd2 a3 3.Kc1 a2 4.Kb2 > Kg7 5.Kxa2 h5 >0:00 2/6 -5.77 10463 1...Rxd2+ 2.Kxd2 a3 3.Kc1 Kg7 4.c5 > a2 5.Kb2 Kf6 6.Kxa2 h5 >0:00 3/7 -5.22 23231 1...Rxd2+ 2.Kxd2 a3 3.Kc1 Kg7 4.c5 > a2 5.Kb2 Kf6 6.c6 a1=Q+ 7.Kxa1 Ke6 >0:00 4/8 -4.78 49810 1...Rxd2+ 2.Kxd2 a3 3.Kc1 Kg7 4.c5 > a2 5.Kb2 Kf7 6.c6 Ke8 7.c7 a1=Q+ > 8.Kxa1 Kd7 >0:01 4/8 -4.93 73815 1...Rb8 2.Kd3 a3 3.Bc1 Kg7 4.c5 > Rc8 5.Kc4 >0:02 5/9 -5.21 163159 1...Rb8 2.Kd3 Kg8 3.Bc1 Rd8+ 4.Ke4 > a3 5.c5 Rd1 6.Be3 b3 >0:05 6/10 -5.81 427032 1...Rb8 2.Kd3 Kg8 3.c5 b3 4.Bc3 > b2 5.Bxb2 Rxb2 6.c6 Rb1 7.c7 Rc1 >0:10 7/11 -6.03 891322 1...Rb8 2.Kd3 Kg8 3.Bc1 Rd8+ 4.Ke2 > a3 5.c5 Rc8 6.Be3 a2 7.Bd4 Rxc5 > 8.Bxc5 a1=Q 9.Bxb4 >0:32 8/12 -6.01 2820852 1...Rb8 2.Bc1 Kg8 3.f5 a3 4.Kd3 > Ra8 5.c5 a2 6.Bb2 a1=Q 7.Bxa1 Rxa1 > 8.c6 Kf7 >1:16 9/13 -6.13 6854224 1...Rb8 2.Bc1 Kg8 3.f5 Kf7 4.c5 > Rc8 5.Be3 Kf6 6.Kd3 Kxf5 7.Bd4 a3 > >jm Need 6 ply to see rxd2 isn't the best. 00:00 140 0k 0 0 7 (2) 1 (0,1) 2.312 Rd8xd2 Ke2xd2 00:00 175 0k 0 0 14 (2) 1 (0,1) 6.613 b4-b3 00:00 415 0k 0 0 54 (2) 2 (0,3) 4.663 b4-b3 Bd2-c3 Kh8-g8 ++ d8-e8 00:00 360 0k 0 0 72 (2) 2 (0,7) 4.719 Rd8-e8 Ke2-d3 00:00 1084 1k 0 0 271 (2) 3 (0,23) 4.430 Rd8-e8 Ke2-d3 b4-b3 Bd2-c3 Kh8-g8 ++ b4-b3 00:00 1090 1k 0 0 338 (2) 3 (0,27) 4.663 b4-b3 Bd2-c3 Kh8-g8 ++ d8-d2 00:00 887 1k 0 0 364 (2) 3 (0,29) 5.917 Rd8xd2 Ke2xd2 a4-a3 ++ a4-a3 00:00 1383 1k 0 0 678 (2) 3 (0,40) 6.593 a4-a3 Bd2xb4 a3-a2 00:00 1750 2k 0 0 928 (2) 4 (1,50) 2.876 a4-a3 Bd2xb4 Rd8-e8 Ke2-d3 ++ b4-b3 00:00 1978 2k 0 0 1207 (2) 4 (2,57) 4.807 b4-b3 Bd2-c3 Kh8-g8 Bc3-f6 Rd8-c8 ++ d8-e8 00:00 2480 2k 0 0 1935 (2) 4 (3,67) 5.888 Rd8-e8 Bd2-e3 a4-a3 Ke2-d3 00:00 5085 5k 0 0 4221 (2) 5 (10,120) 4.600 Rd8-e8 Ke2-d3 b4-b3 Bd2-c3 Kh8-g 8 Bc3-b2 Re8-f8 ++ d8-d2 00:00 5743 6k 0 0 5456 (2) 5 (16,150) 8.892 Rd8xd2 Ke2xd2 a4-a3 c4-c5 a3-a2 00:01 7349 7k 0 0 7937 (2) 6 (17,189) 3.182 Rd8xd2 Ke2xd2 h7-h5 Kd2-c2 h5-h4 c4-c5 b4-b3 Kc2-b2 ++ d8-e8 00:01 10663 11k 0 0 13010 (2) 6 (23,227) 4.276 Rd8-e8 Ke2-d3 b4-b3 Bd2-c3 Kh8- g8 Bc3-b2 Kg8-f7 f4-f5 ++ b4-b3 00:01 12794 13k 0 0 17785 (2) 6 (39,278) 4.826 b4-b3 Bd2-c1 h7-h5 Ke2-e3 Rd8-c 8 Bc1-b2 Kh8-h7 ++ d8-b8 00:01 14831 15k 0 0 22692 (2) 6 (46,326) 5.245 Rd8-b8 Bd2-e3 a4-a3 Be3-d4 Kh8- g8 Bd4-e5 Rb8-c8 00:01 19708 20k 0 0 33899 (2) 7 (70,425) 6.297 Rd8-b8 Ke2-d3 a4-a3 Bd2-e3 Rb8- d8 Be3-d4 Rd8xd4 Kd3xd4 00:02 44155 44k 0 0 95375 (2) 8 (100,577) 6.458 Rd8-b8 Bd2-c1 a4-a3 Ke2-d2 Rb8 -g8 Kd2-d3 Rg8-d8 Kd3-c2 Rd8-a8 Kc2-b1 b4-b3 00:02 78935 79k 0 0 234438 (2) 9 (128,753) 7.059 Rd8-b8 Bd2-c1 a4-a3 Ke2-d3 Kh 8-g7 Kd3-c2 b4-b3 Kc2-b1 b3-b2 Bc1-e3 00:04 114204 114k 0 0 552751 (2) 10 (162,970) 6.713 Rd8-b8 Bd2-c1 a4-a3 Ke2-d3 K h8-g7 f4-f5 Kg7-f6 Kd3-c2 h7-h5 Kc2-b3 Kf6xf5 00:09 186791 187k 0 0 1705407 (2) 11 (295,1614) 7.284 Rd8-b8 Ke2-d1 a4-a3 Kd1-c1 b4-b3 Bd2-c3 Kh8-g8 c4-c5 b3-b2 Bc3xb2 a3xb2 Kc1-b1 00:24 256625 257k 0 0 6179546 (2) 12 (498,2614) 7.066 Rd8-b8 Bd2-c1 a4-a3 Ke2-d3 Rb8-g8 c4-c5 Rg8-g1 Kd3-c2 h7-h5 Bc1-d2 Rg1-g2 Kc2-d3 b4-b3 00:42 278184 278k 0 0 11914623 (2) 13 (601,3286) 8.188 Rd8-b8 Bd2-c1 a4-a3 Ke2-d 3 Rb8-c8 Kd3-d4 Rc8-e8 Kd4-d3 Re8-e1 Kd3-c2 h7-h5 Kc2-b3 Re1xc1 Kb3xb4
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