Computer Chess Club Archives


Search

Terms

Messages

Subject: Rebel 12 Customized in just 3.2 Seconds

Author: Rex

Date: 16:27:46 07/28/04

Go up one level in this thread


On July 28, 2004 at 16:03:53, Kurt Utzinger wrote:

>How fast does your engine find the winning move 24.Bxg6
>but showing a positive score? Below the output of Crafty 19.15
>
>24.Bxg6!!
>[D]2r2rk1/p3bb1p/2n1Q1p1/q2pP3/3P1P2/p1NB1NR1/1P4P1/1K1R4 w - - 0 24
>
>
>Crafty v19.15 (console mode P4 1.8)
>
>              depth   time  score   variation (1)
>                5->   0.29  -4.71   1. Qg4 axb2 2. Bf5 Qa1+ 3. Kc2 Nb4+
>                                    4. Kd2 Rxc3 5. Kxc3 Qxd1 6. Kxb2
>                6     0.36     -1   1. Qg4
>                6     0.54  -5.18   1. Qg4 axb2 2. e6 Qa1+ 3. Kc2 Nb4+
>                                    4. Kd2 Rxc3 5. exf7+ Rxf7 6. Bb1
>                6->   1.01  -5.18   1. Qg4 axb2 2. e6 Qa1+ 3. Kc2 Nb4+
>                                    4. Kd2 Rxc3 5. exf7+ Rxf7 6. Bb1
>                7     1.30  -5.18   1. Qg4 axb2 2. e6 Qa1+ 3. Kc2 Nb4+
>                                    4. Kd2 Rxc3 5. exf7+ Rxf7 6. Bb1 Rc4
>                7->   2.47  -5.18   1. Qg4 axb2 2. e6 Qa1+ 3. Kc2 Nb4+
>                                    4. Kd2 Rxc3 5. exf7+ Rxf7 6. Bb1 Rc4
>                8     3.65     -1   1. Qg4
>                8     4.61  -6.14   1. Qg4 axb2 2. e6 Be8 3. Kxb2 Qa3+
>                                    4. Kb1 Qb3+ 5. Kc1 Qxc3+ 6. Kb1 Rb8+
>                                    7. Ka2 Nxd4 8. Nxd4 Qxd4
>                8     9.37  -5.31   1. Qd7 axb2 2. e6 Qa1+ 3. Kc2 Nxd4+
>                                    4. Nxd4 Rxc3+ 5. Kd2 Rxd3+ 6. Rxd3
>                                    Qxd1+ 7. Kxd1 b1=Q+ 8. Ke2 Qb2+ 9.
>                                    Kf1
>                8->  11.09  -5.31   1. Qd7 axb2 2. e6 Qa1+ 3. Kc2 Nxd4+
>                                    4. Nxd4 Rxc3+ 5. Kd2 Rxd3+ 6. Rxd3
>                                    Qxd1+ 7. Kxd1 b1=Q+ 8. Ke2 Qb2+ 9.
>                                    Kf1
>                9    14.97     -1   1. Qd7
>                9    20.32  -5.89   1. Qd7 axb2 2. e6 Qa1+ 3. Kc2 Nxd4+
>                                    4. Nxd4 Rxc3+ 5. Kd2 Rc1 6. exf7+ Rxf7
>                                    7. Qe8+ Bf8 8. Bb1 Qxb1
>                9    37.82  -5.27   1. Bxg6 Bxe6 2. Bxh7+ Kh8 3. Rh1 Rxf4
>                                    4. Bf5+ Bh4 5. Bxe6 axb2 6. Rxh4+ Rxh4
>                                    7. Bxc8 <HT>
>                9->  38.32  -5.27   1. Bxg6 Bxe6 2. Bxh7+ Kh8 3. Rh1 Rxf4
>                                    4. Bf5+ Bh4 5. Bxe6 axb2 6. Rxh4+ Rxh4
>                                    7. Bxc8 <HT>
>               10    43.24     +1   1. Bxg6!!
>               10    51.30     +3   1. Bxg6!!
>               10     1:01  -2.88   1. Bxg6 Bxe6 2. Bxh7+ Kh8 3. Rh1 a2+
>                                    4. Nxa2 Bh4 5. Nxh4 Nxe5 6. Bf5 Rxf5
>                                    7. Nxf5#
>               10->   1:08  -2.88   1. Bxg6 Bxe6 2. Bxh7+ Kh8 3. Rh1 a2+
>                                    4. Nxa2 Bh4 5. Nxh4 Nxe5 6. Bf5 Rxf5
>                                    7. Nxf5#
>               11     1:35     +1   1. Bxg6!!
>               11     1:59  -1.70   1. Bxg6 Bxe6 2. Bxh7+ Kh8 3. Rh1 Bh4
>                                    4. Nxh4 Rfe8 5. Bg6 Re7 6. Nf5+ Kg8
>                                    7. Nxe7+ Nxe7
>               11->   2:11  -1.70   1. Bxg6 Bxe6 2. Bxh7+ Kh8 3. Rh1 Bh4
>                                    4. Nxh4 Rfe8 5. Bg6 Re7 6. Nf5+ Kg8
>                                    7. Nxe7+ Nxe7
>               12     6:07     +1   1. Bxg6!!
>               12    10:12     +3   1. Bxg6!!
>               12    21:30   0.74   1. Bxg6 Bxe6 2. Bxh7+ Kh8 3. Rh1 Bh4
>                                    4. Bd3 Bh3 5. Nxh4 Rg8 6. Rgxh3 Kg7
>                                    7. Nf5+ Kf8 8. Rh8 axb2 9. Rxg8+ Kxg8
>                                    10. Kxb2
>               12->  21:56   0.74   1. Bxg6 Bxe6 2. Bxh7+ Kh8 3. Rh1 Bh4
>                                    4. Bd3 Bh3 5. Nxh4 Rg8 6. Rgxh3 Kg7
>                                    7. Nf5+ Kf8 8. Rh8 axb2 9. Rxg8+ Kxg8
>                                    10. Kxb2
>
>
>[Event "New York"]
>[Site "New York"]
>[Date "1947.??.??"]
>[Round "?"]
>[White "Evans, L."]
>[Black "Pilnick, C."]
>[Result "1-0"]
>[ECO "C13"]
>[PlyCount "57"]
>[EventDate "1947.??.??"]
>
>1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. Bxf6 Bxf6 6. e5 Be7 7. Qg4 O-O 8.
>O-O-O c5 9. h4 cxd4 10. Nce2 Nc6 11. f4 Qa5 12. Kb1 d3 13. cxd3 Bd7 14. Rh3
>Rac8 15. Rg3 g6 16. d4 b5 17. h5 Nb4 18. a3 Nc6 19. hxg6 fxg6 20. Nc3 b4 21.
>Bd3 Be8 22. Nf3 bxa3 23. Qxe6+ Bf7 24. Bxg6 axb2 25. Bxh7+ Kh8 26. Qh6 Qa1+ 27.
>Kc2 b1=Q+ 28. Rxb1 Nb4+ 29. Kd1 1-0

Rebel 12.00.01 Customized Settings finds Bxg6 in just 3 Seconds.
AMD Dual MP 2600


00:00:03.2	-3.48	8	2396198	Bxg6
00:00:04.0	-2.00	8	3197733	Bxg6 Bxe6 Bxh7+ Kh8 Rh1 Bh3 Rhxh3 Bh4 Rxh4 axb2
00:00:05.1	-2.00	9	4437535	Bxg6 Bxe6 Bxh7+ Kh8 Rh1 Bh3 Rhxh3 Bh4 Rxh4 axb2
00:01:22.8	1.77	10	86270155	Bxg6 Bxe6 Bxh7+ Kh8 Rh1 a2+ Ka1 Bh4 Rxh4 Qd8 Bd3+
Qxh4 Nxh4 Rf7 Ng6+ Kh7 Nxa2 Kh6





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.