Author: Dieter Buerssner
Date: 08:12:08 01/12/02
Go up one level in this thread
On January 11, 2002 at 16:42:15, Michael Schmolei wrote:
>I have already checked a few programs, they don't find it inside 7-8 minutes.
I had a bit more patience :-)
>Perhaps with faster hardware....?
>A study from Kazantsev
>
>[D]1R6/5p2/4P1pb/2K4p/2pB1N1k/4P3/6PP/2q5 w - -
Yace, K6-2 475, 35M hash, no competition to Spiderchess here, but at least the
move is found after long time:
2230569 15.985 1.79 7. 1. exf7 Qa3+ 2. Kc6 Qa4+ 3. Kd6 Qa6+ 4. Bb6 g5
5. Ng6+ Kg4 6. f8=Q Bxf8+ 7. Nxf8 c3
8212068 1:00.4 1.99 8t 1. exf7 c3 2. Kc6 Qc2 3. f8=Q Bxf8 4. Bf6+ g5
5. Rxf8 {189}
12939386 1:32.8 1.99 8. 1. exf7 c3 2. Kc6 Qc2 3. f8=Q Bxf8 4. Bf6+ g5
5. Rxf8 {189}
27898177 3:21.7 1.59 9-- 1. exf7 Qa3+ 2. Kd5 c3 3. Nxg6+ Kg5 4. f8=Q
Bxf8 5. Rb3 Qxb3+ 6. Kc6 {-581}
33975943 4:06.1 1.90 9t 1. exf7 c3 2. Kd5 Qd2H 3. Ke6H Qa2+H 4. Kf6H
Qa6+H 5. Bb6H g5H 6. Ng6+H Kg4H 7. h3+H Kg3H 8.
f8=QH Bxf8H 9. Kxg5H {HT} {-81}
54576921 6:35.1 1.90 9. 1. exf7 c3 2. Kd5 Qd2 3. Ke6 Qa2+ 4. Kf6 Qa6+
5. Bb6 g5 6. Ng6+ Kg4 7. h3+ Kg3 8. f8=Q Bxf8
9. Kxg5 {HT} {-81}
105967641 12:49.3 1.50 10-- 1. exf7 Qa3+ 2. Kd5 c3 3. Nxg6+ Kg5 4. f8=Q
Bxf8 5. Rxf8 Kxg6 6. Bc5 Qa2+ 7. Kc6 {-71}
126481733 15:20.2 1.31 10t 1. exf7 Qa3+ 2. Kd5 c3 3. Nxg6+ Kg5 4. Ne5 c2
5. Rg8+ Kf5 6. e4+ Kf6 7. Nc4+ Kxf7 8. Nxa3
c1=Q 9. Ra8 {-1}
257683520 31:19.8 1.31 10. 1. exf7 Qa3+ 2. Kd5 c3 3. Nxg6+ Kg5 4. Ne5 c2
5. Rg8+ Kf5 6. e4+ Kf6 7. Nc4+ Kxf7 8. Nxa3
c1=Q 9. Ra8 {-1}
369179563 43:59.7 1.62 11t 1. exf7 Qa3+ 2. Kd5 c3 3. Ke4 Qa6 4. g3+ Kg4 5.
Rb6 Qa8+ 6. Kd3 Bxf4 7. gxf4 Qf8 {-71}
677515193 1:22:49 1.62 11. 1. exf7 Qa3+ 2. Kd5 c3 3. Ke4 Qa6 4. g3+ Kg4 5.
Rb6 Qa8+ 6. Kd3 Bxf4 7. gxf4 Qf8 {-71}
1091754767 2:14:25 1.26 12t 1. exf7 Qa3+ 2. Kd5 c3 3. Nxg6+ Kg5 4. Ne5 c2
5. Rg8+ Kf5 6. e4+ Kf6 7. Rg6+ Ke7 8. Re6+ Kd8
9. Bb6+ Kc8 10. Rxh6 Qa2+ 11. Kd6 Qa3+ 12. Ke6
c1=Q 13. Rh8+ Kb7 14. f8=Q {349}
1700047129 3:31:56 1.27 12t+ 1. e7 Qa3+ 2. Rb4 Qa8 3. Bf6+ Kg4 4. Nd5 Qc8+
5. Kd4 Kf5 6. e4+ Kg4 7. h3+ Kg3 8. Be5+ Kh4 9.
Nf6 Be3+ 10. Kxe3 Qc5+ 11. Bd4 c3
1764791077 3:39:53 1.73 12t 1. e7 Qa3+ 2. Rb4 Qa7+ 3. Kxc4 Qxe7 4. Nxg6+
fxg6 5. Bf6+ Qxf6 6. Kd5+ Bf4 7. Rxf4+ Qxf4 8.
exf4 Kg4 9. Ke4 h4 10. h3+ Kh5 11. Kf3 g5 12.
f5 Kh6 {80}
2581692596 5:23:14 1.73 12. 1. e7 Qa3+ 2. Rb4 Qa7+ 3. Kxc4 Qxe7 4. Nxg6+
fxg6 5. Bf6+ Qxf6 6. Kd5+ Bf4 7. Rxf4+ Qxf4 8.
exf4 Kg4 9. Ke4 h4 10. h3+ Kh5 11. Kf3 g5 12.
f5 Kh6 {80}
2703431365 5:38:40 2.13 13++ 1. e7 Qa3+ 2. Rb4 Qa7+ 3. Kxc4 Qxe7 4. Nxg6+
fxg6 5. Bf6+ Qxf6 6. Kd5+ Qd4+ 7. exd4 Kg4
2851624916 5:56:21 2.39 13t 1. e7 Qa3+ 2. Rb4 Qa7+ 3. Kxc4 Qxe7 4. Nxg6+
fxg6 5. Bf6+ Qxf6 6. Kd5+ Bf4 7. Rxf4+ Qxf4 8.
exf4 Kg4 9. Ke5 h4 10. h3+ Kh5 11. f5 g5 12.
Ke6 Kh6 13. g4 {HT} {80}
Regards,
Dieter
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