Author: Paulo Soares
Date: 16:24:24 02/07/00
Go up one level in this thread
On February 06, 2000 at 09:40:10, pete wrote:
>[D]b2rr1k1/2q2ppp/pp1bpn2/P3N3/2PP1P2/2BB2P1/2Q4P/1R3RK1 b - - id LGG2000v2 -
>Shredder4; bm b5;
>
>I wanted to try this diagram thing too :-) . This position is out of a recent
>75/10 where
>Shredder played the fascinating 23...b5 which not only holds ( after 23...ba 24.
>c5 seems to win )
>but in fact lead to a fast win . b5 is like a miracle to ordinary human eyes but
>maybe this
>is easy for computers ; haven't tried it yet .
>
>The game was one of the most fascinating computerprogram games I have seen so
>far and is highly
>typical for Shredder's style . If it were a human GM as black we would say : he
>already
>figured that out when he played 22. ... Ba8 which then really would be an even
>more admirable
>effort for a computer program ;=) .
>
>Two other appealing moves in this game are 26. ... Bf8 and the final little 38.
>... g6
>where frustrated goliath resigned ... ; decisive mistake from white maybe 25.
>Nc4 but the
>weaknesses on the c-file and on the long diagonal are already uncomfortable.
>
>Have fun ; and the obvious : "What does your program/mind think ? "
>
>[Event "lgg/PIII500/192MB Hash - Shredder/PII300/64"]
>[Site "75/10"]
>[Date "2000.02.01"]
>[Round "?"]
>[White "Little Goliath 2000 v 2 "]
>[Black "Shredder 4"]
>[ECO "E12"]
>[Result "0-1"]
>
>1. d4 {0s} Nf6 {Buch 0s} 2. c4 {7s} e6 {Buch 0s} 3. Nf3
>{4s} b6 {Buch 0s} 4. Nc3 {3s} Bb7 {Buch 0s} 5. a3 {4s} d5
>{Buch 0s} 6. cxd5 {5s} Nxd5 {Buch 0s} 7. Qc2 {4s} Nxc3
>{Buch 0s} 8. bxc3 {4s} Be7 {Buch 0s} 9. e3 {5s} Nd7 {Buch
>0s} 10. Bd3 {4s} c5 {Buch 0s} 11. O-O {3:56m} Rc8 {Buch 0s}
>12. Nd2 {2:46m} Qc7 {0.00/10 4:10m} 13. Bb2 {2:40m} cxd4
>{-0.09/10 4:05m} 14. exd4 {2:33m} Bd6 {+0.09/11 10s} 15. g3
>{2:30m (h3)} Nf6 {-0.02/11 3:12m} 16. Nc4 {2:01m (Lb5+)}
>Be7 {-0.12/11 2:38m} 17. Ne5 {2:21m} O-O {-0.12/11 7s}
>18. c4 {4s} Bd6 {-0.05/10 2:14m} 19. f4 {4s (Tae1)} a6
>{-0.01/10 3:31m} 20. a4 {4:35m (Tae1)} Rfe8 {+0.10/10
>2:30m} 21. Rab1 {2:11m (Tac1)} Rcd8 {+0.04/9 2:12m} 22. Bc3
>{2:06m (a5)} Ba8 {-0.03/9 2:07m} 23. a5 {2:05m (h3)} b5
>{-0.20/11 7:54m} 24. cxb5 {2:00m} Rc8 {+0.28/9 1:48m}
>25. Nc4 {5s (b6)} axb5 {+0.85/9 1:43m} 26. Rxb5 {1:56m} Bf8
>{+1.12/10 0s} 27. Rb6 {1:37m} Bd5 {+2.99/11 17s} 28. Bb2
>{6s (Lb4)} Bxc4 {+3.08/10 19s} 29. Rc1 {4s} Bxd3 {+3.03/10
>14s} 30. Qxd3 {3s} Qa7 {+3.28/11 1:46m} 31. Rxc8 {1:35m
>(Ta1)} Rxc8 {+3.42/11 29s} 32. Qb5 {5s (Tb5)} Qa8 {+4.41/11
>47s} 33. Qe2 {1:39m} Qxa5 {+5.25/12 0s} 34. Rxe6 {5s} Qf5
>{+7.20/11 1:16m} 35. Rb6 {4s (Te5)} Rc2 {+7.60/11 1:07m}
>36. Rb5 {5s} Rxe2 {+7.88/12 1:10m} 37. Rxf5 {4s} Rxb2
>{+7.29/13 1:21m} 38. Ra5 {4s} g6 {+7.03/13 5:10m} 0-1
Junior 6.0 found b5 in 90sec. PIII-450,HT=63Mb, default settings.
b2rr1k1/2q2ppp/pp1bpn2/P3N3/2PP1P2/2BB2P1/2Q4P/1R3RK1 b - - 0 1
Analysis by Junior 6.0:
1...bxa5 2.c5 Be7 3.Bxa6 Ne4
= (0.07) depth: 6 00:00:00 4kN
1...Qb7 2.Nf3 Bc7 3.axb6 Bxb6
= (0.06) depth: 6 00:00:00 13kN
1...Qb7 2.Nf3 b5 3.cxb5 axb5 4.Bxb5 Rf8 5.a6
² (0.47) depth: 9 00:00:00 118kN
1...bxa5 2.c5 Bf8 3.Bxa6 Ne4 4.Bb5 Nxc3 5.Qxc3 Re7
= (0.22) depth: 9 00:00:01 212kN
1...bxa5 2.c5 Be7 3.Rfc1 Rb8 4.Ra1 Qb7 5.Bxa5
² (0.38) depth: 12 00:00:06 2199kN
1...bxa5 2.c5 Bxe5 3.fxe5 Nd5 4.Bd2 f5 5.Qa2 Qc6 6.Qxa5 Bb7
² (0.30) depth: 15 00:00:42 15258kN
1...Qb7 2.Nf3 b5 3.cxb5 Rc8 4.Rb3 axb5 5.a6 Qb6 6.Bxb5 Red8 7.Ng5
² (0.27) depth: 15 00:01:09 24355kN
1...b5!
= (0.08) depth: 15 00:01:30 32320kN
1...b5!
= (-0.22) depth: 17 00:04:39 101353kN
1...b5 2.Be1 Rc8 3.c5 Qd8 4.Bc3 Bc7 5.Ra1 Bd5 6.Rfc1
³ (-0.31) depth: 17 00:08:33 187827kN
(Soares, Cabo Frio 07.02.2000)
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