Author: John Merlino
Date: 08:28:40 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 Update on the second position. After 4:32, CM9000 switches to b3: Time Depth Score Positions Moves 4:32 10/14 -7.49 24769417 1...b3 2.Bc1 Kg8 3.Bb2 Re8+ 4.Kf3 Rc8 5.Ke3 Rxc4 6.Ba3 Rc2 7.Kd3 Rf2 8.Kc3 Rxf4 9.Kb2 8:59 11/15 -8.03 47631896 1...b3 2.Bc1 Re8+ 3.Kf2 Rc8 4.Ba3 Rxc4 5.Ke3 Rc2 6.Kd3 Rf2 7.Kc3 Rxf4 8.Bc5 Rf1 9.Bd4+ Kg8 10.Kb2 jm
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