Author: Dieter Buerssner
Date: 09:49:01 06/10/05
Go up one level in this thread
Disabling null move for later endgame stages speeds up Yace by almost 3 orders
of magnitude for this position:
621791 0.797 0.68 11t 1...Ba8 2.Bg2 Bb7 3.Bf1 Kc6 4.Ka3H d6H 5.Bg2H
Kc5H 6.Kb2H Bc6H {0}
1672152 2.016 0.69 11t+ 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Bxc4 bxc4 5.Ka4
Kxe4 6.Kb4 f2 7.g5 f1=Q 8.gxh6
1828068 2.188 0.71 11t 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Kb4 Kxe4 5.Kc5H
Ke3H 6.Kb6H Kf2H 7.Kxa6H {-270}
1846619 2.219 0.71 11. 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Kb4 Kxe4 5.Kc5
Ke3 6.Kb6 Kf2 7.Kxa6 {-270}
2843756 3.328 0.71 12t 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Kb4 Kxe4 5.Kc5
Ke3 6.Kb6 Kf2 7.Kxa6 Kxf1 8.Kxb5 {0}
4264260 5.016 0.71 12. 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Kb4 Kxe4 5.Kc5
Ke3 6.Kb6 Kf2 7.Kxa6 Kxf1 8.Kxb5 {0}
5965207 7.016 1.11 13++ 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Kb4 d6 5.Bxc4
bxc4 6.Kxc4 Kxe4 7.Kb3 f2 8.g5 f1=Q 9.gxh6
7373189 8.703 1.42 13t 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Kb4 d6 5.Ka3
Kxe4 6.Kb2 Ke3 7.g5 hxg5H 8.Kc1H {-110}
11190478 13.125 1.42 13. 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Kb4 d6 5.Ka3
Kxe4 6.Kb2 Ke3 7.g5 hxg5 8.Kc1 {-110}
19030952 21.969 1.82 14++ 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Kb4 Kxe4 5.Kc5
Ke3 6.Bxc4 bxc4 7.Kd6H f2H 8.g5H f1=QH 9.gxh6H
{HT}
21494917 24.860 1.91 14t 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Kb4 Kxe4 5.Kc5
Ke3 6.Kb6 Kf2 7.Kxa6 Kxf1 8.Kxb5H f2H 9.a6H
Kg2H 10.a7H f1=QH 11.a8=Q+H Kxh3H {80}
32600234 37.578 1.91 14. 1...Bxe4 2.fxe4 f3 3.Ka3 Ke5 4.Kb4 Kxe4 5.Kc5
Ke3 6.Kb6 Kf2 7.Kxa6 Kxf1 8.Kxb5 f2 9.a6 Kg2
10.a7 f1=Q 11.a8=Q+ Kxh3 {80}
Regards,
Dieter
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