Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Wanted: Endgame Test Positions

Author: Rafael Andrist

Date: 06:23:23 09/08/01

Go up one level in this thread


On September 07, 2001 at 05:24:13, José Carlos wrote:

>  Maybe this is too easy for strong programs. Mine takes a while to avoid Kg2.
>Kg3 is only move.
>
>[D]8/8/8/6k1/3p2P1/5K2/3P4/6b1 w - - 0 1
>

Altough Wilhelm isn't a strong engine, it finds Kg3 nearly immediately (at ply
6) and sees a clear draw at ply 10. (CPU: P2-400, Hash 24 MB)

1 ply 	d2-d3	N:        6 	Q:        1 	H:        0 	Wert:    -1.41
	d2-d3
2 ply 	Kf3-g2	N:       33 	Q:       11 	H:        6 	Wert:    -0.09
	Kf3-g2 Kg5xg4
3 ply 	Kf3-g2	N:       94 	Q:       15 	H:       33 	Wert:    -0.09
	Kf3-g2 Kg5xg4 Kg2xg1
4 ply 	Kf3-g2	N:      314 	Q:       45 	H:      113 	Wert:    -0.27
	Kf3-g2 Lg1-e3 d2xe3 d4xe3
5 ply 	Kf3-g2	N:      881 	Q:       66 	H:      345 	Wert:    -0.23
	Kf3-g2 Lg1-e3 d2xe3 d4xe3 Kg2-f3
6 ply 	Kf3-g3	N:     2702 	Q:      258 	H:     1071 	Wert:    -1.49
	Kf3-g3 d4-d3 Kg3-f3 Lg1-c5 Kf3-g3 Kg5-f6
7 ply 	Kf3-g3	N:    10513 	Q:      872 	H:     5109 	Wert:    -0.24
	Kf3-g3 Kg5-f6 Kg3-g2 Lg1-e3 d2xe3 d4xe3 Kg2-f3
8 ply 	Kf3-g3	N:    23503 	Q:     1354 	H:    13160 	Wert:    -0.04
	Kf3-g3 Lg1-h2+ Kg3xh2! Kg5xg4 Kh2-g2 Kg4-f4 Kg2-f1 Kf4-f3 Kf1-e1
9 ply 	Kf3-g3	N:    41783 	Q:     2102 	H:    25728 	Wert:    -0.05
	Kf3-g3 Lg1-h2+ Kg3xh2! Kg5xg4 Kh2-g2 Kg4-f4 Kg2-f1 Kf4-e4 Kf1-e2 Ke4-d5
10 ply 	Kf3-g3	N:    75609 	Q:     2705 	H:    51163 	Wert:    -0.01
	Kf3-g3 Lg1-h2+ Kg3xh2! Kg5xg4 Kh2-g2 Kg4-f4 Kg2-f2 Kf4-e5 Kf2-f3 Ke5-d5 d2-d3
11 ply 	Kf3-g3	N:   141758 	Q:     4191 	H:   101809 	Wert:    -0.01
	Kf3-g3 Lg1-h2+ Kg3xh2! Kg5xg4 Kh2-g2 Kg4-f4 Kg2-f2 Kf4-e5 Kf2-f3 Ke5-f5 d2-d3
Kf5-e6
12 ply 	Kf3-g3	N:   263876 	Q:     5709 	H:   200249 	Wert:    -0.01
	Kf3-g3 Lg1-h2+ Kg3xh2! Kg5xg4 Kh2-g2 Kg4-f4 Kg2-f2 Kf4-e5 Kf2-f3 Ke5-f5 d2-d3
Kf5-e5 Kf3-g3
13 ply 	Kf3-g3	N:   579853 	Q:    12093 	H:   453734 	Wert:    -0.01
	Kf3-g3 Lg1-h2+ Kg3xh2! Kg5xg4 Kh2-g2 Kg4-f4 Kg2-f2 Kf4-e4 Kf2-e2 d4-d3+ Ke2-f2!
Ke4-f4 Kf2-g2 Kf4-f5 Kg2-g1

Tiefe V:          	       13 ply; Tiefe N:          	       18 ply; Tiefe Q:
     	       20 ply; Alpha-Cutoffs     	    71398; Beta-Cutoffs      	   168050;
Nullmove-Cutoffs  	     0.00 %; Hash: Store       	   211018; Hash: Acc +
	   453734; Hash: Acc -       	   123397; Hash: Zug gut     	    72269; Knoten
N:         	   579853; Knoten Q:         	    12093; Knoten total:
591946; Gegenfeldsysteme: 	      237; Verbrauchte Zeit: 	       19 sec;
Geschwindigkeit: 	    31155 nod/sec;

Rafael B. Andrist




This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.