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Subject: Re: Cheick out this endgame position. Yace Paderborn finds in 8 seconds.

Author: Robert Hyatt

Date: 08:45:31 12/29/03

Go up one level in this thread




This is not a hard position for a program with the right knowledge.  Crafty
says draw after .04 seconds, at ply=4.  the score of -.01 says "draw, but
black has a material advantage".  This is with tables turned off.  I get the
same result at the same depth with them turned on.




                4     0.04   6.63   1. ... Kxh7 2. g4 Bd7 3. g5 Bxh3
                4     0.04     ++   1. ... Ra1+!!
                4     0.04  -0.01   1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bxh3
                                    4. Be4 Bxg2+ 5. Kxg2
                4->   0.04  -0.01   1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bxh3
                                    4. Be4 Bxg2+ 5. Kxg2
                5     0.05  -0.01   1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bxh3
                                    4. Be4 Bxg2+ 5. Kxg2
                5->   0.05  -0.01   1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bxh3
                                    4. Be4 Bxg2+ 5. Kxg2
                6     0.05  -0.01   1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bxh3
                                    4. Be4 Bxg2+ 5. Kxg2
                6->   0.05  -0.01   1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bxh3
                                    4. Be4 Bxg2+ 5. Kxg2
                7     0.06  -0.01   1. ... Ra1+ 2. Rf1 Rxf1+ 3. Kxf1 Bxh3
                                    4. Be4 Bxg2+ 5. Kxg2
ith the right knowledge:




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