Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Ending problem for Tiger

Author: Dan Ellwein

Date: 07:30:14 05/09/02

Go up one level in this thread


On May 09, 2002 at 01:53:54, Chessfun wrote:

>[D]4r3/p3P1b1/2p5/1kBp1RKp/8/6P1/8/8 w - - 0 51

On a Celeron 400Mhz...

CMLite sees Bd6 at 11 ply (approx 4.5 million positions)

Time	Depth	Score	Positions	Moves
0:03	1/8	-0.66	125528		1. Bd6 c5 2. Kxh5 c4 3. g4 Kc6
					4. Rf8 Bxf8 5. exf8=Q Rxf8 6. Bxf8

0:06	1/8	-0.49	220809		1. Ba3 c5 2. Rxd5 Bd4 3. Rd7 a5
					4. Ra7 c4

0:15	1/9	-0.21	544532		1. Ba3 c5 2. Rxd5 Rxe7 3. Bxc5
					Kc6 4. Bxe7 Kxd5 5. Kxh5 a5

0:24	1/10	-0.36	930789		1. Ba3 c5 2. Rxd5 Bd4 3. Rd7 a5
					4. Kg6 Kc6 5. Ra7 Kd5 6. Kxh5

0:49	2/11	-0.33	1912556		1. Ba3 c5 2. Rxd5 Bd4 3. Rd7 a5
					4. Rb7+ Kc6 5. Ra7 Kd6 6. Rxa5
					Rxe7 7. Bxc5+ Bxc5 8. Kxh5

1:53	2/11	0.10	4499965		1. Bd6 c5 2. Kg6 Kc6 3. Kf7 Kxd6
					4. Kxe8 Ke6 5. Rxd5 h4 6. Rxc5
					hxg3

3:33	3/12	0.17	8729740		1. Bd6 a5 2. Rf7 Bd4 3. Rf8 Rxe7
					4. Bxe7 Be5 5. Rf3 c5 6. Bf6 Bxf6+
					7. Rxf6 c4 8. Kxh5

8:49	4/13	0.38	21924942	1. Bd6 Kc4 2. Kxh5 Bd4 3. Kg6 Rg8+
					4. Kf7 Ra8 5. Be5 Be3 6. Bf4 Bd4
					7. e8=Q Rxe8 8. Kxe8

Dan
>
>This position came about with ChessTiger 14 as white and it played 52. Rf8
>scoring a big plus. But after 52....Rxf8 white is probably lost.
>
>Analysis by Chess Tiger 14.0:
>52.Rf8 Rxe7
>  +-  (2.70)   Depth: 16   00:00:11  4000kN, tb=10
>52.Bd6 a5 53.Kxh5 a4 54.Kg6 Bc3 55.Kf7 Rh8 56.e8Q Rxe8 57.Kxe8 Bb2 58.Rf7 a3
>59.Rb7+ Kc4 60.Rb4+ Kc3 61.Ra4
>  +-  (2.15)   Depth: 17   00:05:04  102687kN, tb=788
>
>Seems Tiger can find the correct move at depth 17 but it takes a while.
>Others seem to find Bd6 without much problem.
>
>Sarah.



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.