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Subject: Re: Test your engines endgame strenght

Author: Dieter Buerssner

Date: 10:27:32 08/23/05

Go up one level in this thread


On August 23, 2005 at 08:19:48, Richard Pijl wrote:

>>[D] Kn6/8/8/3R2PB/8/2p2NP1/1q6/2k5 w - - 0 1
>
>Rd1 selected at 1:01. Not a drawscore within 15 minutes, but score going towards
>0

I fear, Yace would spoil it. Score goes down after a while:


Kn6/8/8/3R2PB/8/2p2NP1/1q6/2k5 w - -

Engine: Yace via ssh (700 MB)
von Dieter Buerssner

10/32  0:12   -1.22    1.Te5 Db3 (14.103.032) 1169

10/32  0:15   -1.21++  1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Kb4 6.Sd3+ Kb3
                       7.Sxb2 c2 8.g6 c1D 9.g7 Dxb2 10.g8D+ Kc2 (18.883.548)
1182

10.23  0:15   -0.42++  1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kb4 8.Sd3+ Ka5 9.Sxb2 c2
                       10.Sd3 Kb6 (18.944.833) 1184

10/32  0:16   -0.39    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.g6 (19.088.078) 1186

10/32  0:16   -0.39    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.g6 (19.148.549) 1186

11/32  0:16   -0.44    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Ld5 c1D
                       13.Sc4+ Kd3 14.g6 (19.636.168) 1193

11/34  0:23   -0.44    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Ld5 c1D
                       13.Sc4+ Kd3 14.g6 (27.716.557) 1192 TB:1

12/34  0:23   -0.11    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.g6 c1D 14.g7 (28.830.330) 1204 TB:1

12/35  0:33   -0.11    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.g6 c1D 14.g7 (40.936.862) 1210 TB:2

13/39  0:35   -0.46    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.Sb6 c1D 14.Sd5+ (43.908.294) 1220 TB:2

13/39  1:14   -0.46    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.Sb6 c1D 14.Sd5+ (89.231.338) 1195 TB:15

14/39  1:20   -0.73    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.Sb6 c1D 14.g6 (96.594.324) 1202 TB:17

14/41  4:02   -0.73    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.Sb6 c1D 14.g6 (286.361.355) 1179 TB:104

15/46  4:29   -0.92    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.Sd6 c1D 14.Kb8 (317.389.711) 1176 TB:128

15/47  12:55  -0.92    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.Sd6 c1D 14.Kb8 (894.432.823) 1153 TB:567

16/48  13:36  -1.13    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.Sd6 c1D 14.Kb7 (946.222.541) 1158 TB:580

16/48  25:38  -1.13    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.Sd6 c1D 14.Kb7 (1.779.227.301) 1156
                       TB:1.302

17/52  27:02  -1.53--  1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Ke1
                       10.Sd3+ Kd2 11.Sxb2 c2 12.Sc4+ Kc3
                       13.Sd6 c1D 14.Kb7 (1.880.070.517) 1158
                       TB:1.344

17/52  28:21  -1.59    1.Td1+ Kxd1 2.Se5+ Kc2 3.Lg6+ Kb3
                       4.Lf7+ Ka4 5.Le8+ Sc6 6.Lxc6+ Kb3
                       7.Ld5+ Kc2 8.Le4+ Kd1 9.Lf3+ Kd2
                       10.Sc4+ Kd3 11.Sxb2+ Kd4 12.Sc4 (1.982.130.274) 1165
                       TB:1.399

The "Behting code" Roland Pfister has explained here a couple of years ago might
help in this position and in the position with the 2 knights.

Regards,
Dieter



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