Author: Robert Hyatt
Date: 11:06:28 08/27/01
Go up one level in this thread
On August 27, 2001 at 01:25:09, Jouni Uski wrote: >On August 23, 2001 at 21:07:45, Jeremiah Penery wrote: > >>[Event "WMCC2001"] >>[Site "Maastricht"] >>[Date "2001.08.23"] >>[Round "9"] >>[White "GromitChess"] >>[Black "Crafty 18.10"] >>[Result "1-0"] >> >>1. d4 d5 2. c4 e6 3. Nf3 dxc4 4. e3 b5 5. a4 c6 6. axb5 >>cxb5 7. b3 Bb4+ 8. Bd2 Bxd2+ 9. Nbxd2 a5 10. bxc4 b4 >>11. Ne5 Nf6 12. Qa4+ Bd7 13. Nxd7 Nbxd7 14. Be2 O-O 15. O-O >>Ra7 16. Rfb1 e5 17. Nf3 Ra8 18. dxe5 Ne4 19. Rd1 Ra7 >>20. Rd4 Nc3 21. Qc2 Qe7 22. Bd3 g6 23. e6 fxe6 24. Rg4 Kh8 >>25. Rf1 Raa8 26. Bxg6 hxg6 27. Qxg6 Rf7 28. Rh4+ Rh7 >>29. Ng5 Rxh4 30. Nf7+ Qxf7 31. Qxf7 Rh7 >> >>[D]r6k/3n1Q2/4p3/p7/1pP4r/2n1P3/5PPP/5RK1 b - - >> >>Crafty was fine up until this point...It could easily get a draw with Ne2+ or >>Rf8 (or better, see below), but instead it played clearly inferior Rh7 - why? >>Even at very low plies I get a big plus score for white after this move. >>But even after this, Crafty could have done better by at least trying to push >>its a-b pawns - if white makes even a small slip, black again has >>drawing/winning chances in many lines. >> >>31. ... Ne2+ 32. Kh1 Rf8 33. Qg6 Rf5, then if white plays 33. Qxe6 Rxh2+!! and >>black is now winning. Otherwise, white must allow black to take the easy draw >>by 33. Qxd7 Ng3+ 34. Kg1 Ne2+, and repeats. >> >>32. Qxe6 Nf8 >>33. Qc6 Rha7 34. f4 Kg8 35. Qc5 Ra6 36. f5 Nd7 37. Qe7 Nf6 >>38. g4 Re8 39. Qb7 Rea8 40. g5 Nfe4 41. f6 R6a7 42. Qc6 Kf7 >>43. g6+ Kxg6 44. f7+ Kg7 45. Qe8 Rxe8 46. fxe8=Q Nf6 >>47. Qe5 Ra6 48. h4 Nce4 49. Rf4 Kh6 50. Rxe4 Nxe4 51. Qf4+ >>Kh5 1-0 > >Why didn't Crafty use "contempt" value, when draw has secured 4. place in >tournament? It can see Ne2 draw instantly! > >Jouni It could have. However, we generally don't set this, and Michel probably didn't think about changing it. And had I been there, I am not sure I would have either as I would be more interested in getting a full point than going for a pretty sure draw...
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