Author: Stuart Cracraft
Date: 20:04:48 10/02/04
Go up one level in this thread
On October 02, 2004 at 19:17:30, Peter Berger wrote:
>On October 02, 2004 at 07:13:34, Peter Berger wrote:
>
>>On October 02, 2004 at 01:11:37, Stuart Cracraft wrote:
>>
>>>I've heard some hype about this program through the years
>>>with its ability to sacrifice and the like.
>>>
>>>Could someone who knows this program and its lineage clear
>>>out some of the hype and give us the straight scoop?
>>>
>>>(Not a buyer -- just curious.)
>>
>>The hype is correct.
>
>To give a typical example from a game played tonight:
>
>
>[Event "Computer chess game"]
>[Site "XP3200"]
>[Date "2004.10.02"]
>[Round "6"]
>[White "Arasan 8.1"]
>[Black "Junior 8.0.0.2"]
>[Result "0-1"]
>[TimeControl "7200+10"]
>
>1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8.
>a3 Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7 11. Bb5 a6 12. Be2 e5 13. d5 e4 14. dxc6
>Ng4 15. g3 exf3 16. Bxf3 Rd8 17. cxb7 Bxb7 18. Qe2 Bxf3 19. Qxf3 Ne5 20.
>Qe4 Rab8 21. c4 Re8 22. Rd1 Qb6 23. Rd5 Nd7 24. Qf5 Nf6 25. Rd2 g6 26. Qf4
>Ne4 27. Rb2 Qd8 28. Rxb8 Qxb8 29. Qxb8 Rxb8 30. Ra2 f5 31. Kg2 Kf7 32. Kf1
>g5 33. h3 h5 34. Rc2 g4 35. Kg2 Ke6 36. hxg4 hxg4 37. Bb2 Rd8 38. Bc1 Rd1
>39. f3 gxf3+ 40. Kxf3 Rg1 41. Ke2 Rxg3 42. a4 Rg2+ 43. Kd3 Nf2+ 44. Kc3 Rg1
>45. Bb2 Ne4+ 46. Kd3 Rd1+ 47. Ke2 Rd8 48. Bc3 Rb8 49. Be1 Rb1 50. a5 Ke5
>51. Bh4 Rh1 52. Be1 Rh2+ 53. Kd3 Rh3 54. Ke2 Nd6 55. Bf2 Ke4 56. Rc1 Rh2
>57. Rc3 Nf7 58. Rb3 Ne5 59. Rb8 Nxc4 60. Re8+ Ne5 61. Kf1 Rh6 62. Ke2 Rg6
>63. Be1 Kd5 64. Bc3 Nc6 65. Rf8 Kc4 66. Be1 Rg5 67. Rh8 Kb5 68. Kf3 Rg1 69.
>Kf2 Rg7 70. Rf8 Rg5 71. Kf3 Rh5 72. Ke2 Nb4 73. Rc8 Rh2+ 74. Kf3 Rh3+ 75.
>Bg3 Nc6 76. Rf8 Rh5 77. Kf4 Ne7 78. Re8 Nd5+ 79. Kf3 Nb4 80. Re5 Nc6 81.
>Rd5 Nxa5 82. Kf2 Nc4 83. e4 a5 84. Rxf5 Rh6 85. Bf4 Re6 86. Kf3 a4 87. Rh5
>a3 88. e5 a2 89. Rh1
>{White resigns} 0-1
>
>Arasan played on my Athlon64 3200+(2.0GHz) notebook, Junior on my P233 computer.
>
>It looks more impressive with the Junior evals (will maybe post them later),
>but this pawn sac is as typical as it can get IMHO. No clue if basically correct
>or not, but impressive it is.
>
>Peter
I've heard some things said about Junior's sacrificial play.
How do the computer chess programmer's on this board think it is done?
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