Author: John Merlino
Date: 15:43:37 04/11/02
Go up one level in this thread
On April 11, 2002 at 17:56:05, Roy Eassa wrote:
>On April 11, 2002 at 16:43:55, Vincent Lejeune wrote:
>
>>
>>On playchess.com server some minutes ago :
>>
>>[Event "45m + 0s"]
>>[Site "?"]
>>[Date "2002.04.11"]
>>[Round "?"]
>>[White "Roro, CM8SGM., Athlon 1533"]
>>[Black "Erdo, DeepFritz, Dual PIII-1Ghz"]
>>[Result "1-0"]
>>[ECO "E12"]
>>[WhiteElo "2691"]
>>[BlackElo "2802"]
>>[Annotator ",juikg"]
>>[PlyCount "95"]
>>
>>1. Nf3 {0} 1... Nf6 {0} 2. c4 {0} 2... e6 {0} 3. d4 {0} 3... b6 {0} 4. a3 {0}
>>4... Bb7 {0} 5. Nc3 {0} 5... d5 {0} 6. Bg5 {0} 6... Be7 {0} 7. e3 {0} 7... O-O
>>{0} 8. Rc1 {0} 8... c5 {0} 9. cxd5 {0} 9... Nxd5 {0} 10. Bxe7 {0} 10... Qxe7 {0
>>} 11. Nxd5 {0} 11... Bxd5 {0} 12. Bc4 {0} 12... Bxc4 {0} 13. Rxc4 {0} 13... Nd7
>>{0} 14. dxc5 {0} 14... Nxc5 {-0.06/14 57} 15. O-O {0} 15... Rfd8 {-0.03/14 63}
>>16. Qc2 {0.16/11 43} 16... e5 {0.03/15 134} 17. b4 {0.50/11 31} 17... Nd3 {
>>0.03/14 26} 18. Rd1 {0.53/12 39} 18... b5 {-0.06/14 84} 19. Rc3 {0.68/12 47}
>>19... e4 {0.12/14 24} 20. Nd4 {0.89/12 61} 20... Qg5 {0.00/13 0} 21. Rc7 {
>>0.92/11 58} 21... a6 {0.00/12 3} 22. f4 {0.84/10 38} 22... Qg4 {-0.06/14 93}
>>23. h3 {0.87/11 51} 23... Qh5 {0.06/13 44} 24. Nc6 {0.76/11 12} 24... Rf8 {
>>0.00/14 116} 25. Rf1 {0.82/10 52} 25... Kh8 {0.00/14 0} 26. Nd4 {0.77/11 48}
>>26... Qd5 {0.00/14 89} 27. Rd1 {0.71/10 47} 27... h6 {-0.09/13 66} 28. Qc3 {
>>0.93/10 36} 28... Rfd8 {0.00/14 86} 29. Rd2 {0.93/12 0} 29... Rd7 {0.03/14 48}
>>30. Rc6 {0.80/11 47} 30... Kh7 {-0.06/13 42} 31. Kh2 {0.86/10 2} 31... Rda7 {
>>-0.06/13 54} 32. g4 {0.82/10 34} 32... Rd7 {-0.06/13 57} 33. Nf5 {0.83/10 42}
>>33... f6 {0.00/14 0} 34. Nxg7 {0.81/10 43} 34... Rxg7 {0.25/14 4} 35. Qxf6 {
>>0.89/10 18} 35... h5 {0.50/14 62} 36. Rc5 {1.08/10 44} 36... Qd7 {0.72/14 11}
>>37. Rxh5+ {1.06/9 23} 37... Kg8 {0.72/13 0} 38. Qh6 {1.10/10 31} 38... Kf7 {
>>0.94/13 45} 39. Rf5+ {1.01/10 40} 39... Kg8 {0.62/14 63} 40. Rf6 {1.03/11 0}
>>40... a5 {0.53/13 67} 41. bxa5 {1.23/11 0} 41... Rxa5 {0.53/13 65} 42. Rd6 {
>>1.97/11 0} 42... Qe7 {2.31/13 40} 43. Re6 {2.08/11 0} 43... Qf8 {3.03/13 46}
>>44. Qh5 {3.61/11 0} 44... Rh7 {4.09/13 59} 45. Qd5 {6.04/11 0} 45... Rf7 {
>>4.28/12 48} 46. Rg6+ {10.75/11 0} 46... Kh8 {10.16/13 27} 47. Rxd3 {10.75/11 0}
>>47... Raa7 {9.59/13 27} 48. Qh5+ {
>>Erdo,DeepFritz gibt auf (Lag: Av=0.23s, max=0.5s) 12.27/11 46} 1-0
>
>
>Which leads to the question:
>
>[d] r7/3r2pk/p1R2p1p/1p1q1N2/1P2pPP1/P1QnP2P/3R3K/8 w - - 0 33
>How long before each program plays 34.Nxg7! and shows that White is clearly
>better?
The default CM8000 personality (32MB hash -- PIII-600) chooses it almost
instantly, but then briefly leaves it for Nd4 before switching back again:
Time Depth Score Positions Moves
0:00 1/3 0.93 1742 33.Nd4 Qf7 34.Qa1 Rdd8
0:00 1/4 1.00 5129 33.Nd4 Qf7 34.Qa1 Rdd8 35.Rdc2
0:00 1/4 1.25 21731 33.Nxg7 Rxg7 34.Qxf6 h5 35.g5
0:00 2/5 0.89 26410 33.Nxg7 Rxg7 34.Qxf6 h5 35.Rd6 Qf7
0:01 2/6 0.93 50164 33.Nxg7 Rxg7 34.Qxf6 h5 35.g5 Qd7
36.Rd6
0:02 3/7 0.68 131746 33.Nxg7 Rxg7 34.Qxf6 h5 35.Qh6+
Kg8 36.Rc5 Qb7 37.Rxh5 Kf8
0:05 3/7 0.84 323948 33.Nd4 Rda7 34.Kh1 Rd8 35.Kg1 Qf7
36.Kh2
0:15 3/8 0.80 946501 33.Nd4 Raa7 34.Rc8 g6 35.h4 Rd8
36.Rxd8 Qxd8 37.Qc6
0:16 3/8 0.89 1016140 33.Nxg7 Rxg7 34.Qxf6 h5 35.Qh6+
Kg8 36.Rc5 Qf7 37.Rxh5 Rh7
0:26 4/9 0.85 1685778 33.Nxg7 Rxg7 34.Qxf6 h5 35.Rc5
Qf7 36.Rxh5+ Kg8 37.Qh4 Rh7 38.Rxh7
Qxh7 39.Qg5+ Kf8 40.Qf6+ Kg8
1:16 4/10 0.99 5359992 33.Nxg7 Rxg7 34.Qxf6 h5 35.Rc5
Qf7 36.Rxh5+ Kg8 37.Qh4 Rh7 38.Rxh7
Qxh7 39.Qg5+ Kf8 40.Qf6+ Qf7
jm
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