Author: Uri Blass
Date: 02:44:12 11/29/02
Go up one level in this thread
On November 29, 2002 at 05:26:23, Uri Blass wrote: >On November 29, 2002 at 05:22:19, Uri Blass wrote: > >>On November 29, 2002 at 04:59:01, Rex wrote: >> >>>RebelRex(C) ver Talion(GM) on ICC. >>> >>> >>>Here RebelRex played 37...b3 for the loss. How long does it take your computer >>>to avoid this move because of the next GM's move 38.Nxg4!! >>> >>>[D]r7/2q1p3/3pPkp1/2pP1pNp/1pP2Bb1/3BN1K1/rP1R4/4R3 b - - 0 1 >>> >>> >>> >>>How long does it take your computer to find the GM's move 38.Nxg4 >>> >>>[D]r7/2q1p3/3pPkp1/2pP1pNp/2P2Bb1/1p1BN1K1/rP1R4/4R3 w - - 0 1 >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>>Date: 28/11/2002 >>>White: Talion >>>Black: RebelRex >>>Opening: B27 Sicilian: Quinteros Variation >>>White ELO: 3278 >>>Black ELO: 3392 >>> >>>Time control = 3 1 Book(s): ANTI_GM.bk >>>1. e4 c5 2. Nf3 Qc7 3. c3 d6 4. d4 Nf6 5. Bd3 g6 6. h3 Bg7 7. O-O O-O 8. Re1 >>>Nfd7 9. d5 Nf6 10. Bf4 Rd8 11. Nbd2 Nh5 12. Bh2 Bh6 13. a4 Nf4 14. Bc4 Nd7 15. >>>Qc2 Nf6 16. Rad1 b6 17. Nf1 a6 18. Kh1 Rb8 19. Qc1 Nxh3 20. Qxh6 Ng4 21. Qxh3 >>>Nxf2+ 22. Kg1 Nxh3+ 23. gxh3 b5 24. axb5 axb5 25. Be2 Bxh3 26. Ne3 b4 27. c4 Ra8 >>>28. e5 f6 29. e6 Ra2 30. Rd2 h5 31. Bd3 Kg7 32. Nh4 f5 33. Bf4 Kf6 34. Nf3 Bg4 >>>35. Ng5 Rg8 36. Kh2 Rga8 37. Kg3 b3 38. Nxg4+ fxg4 39. Rf2 Kg7 40. Bd2 Rxb2 41. >>>Bc3+ Kg8 42. Bxb2 Ra2 43. Ref1 Qb8 44. Bc3 h4+ 45. Kxh4 Rxf2 46. Rxf2 Qb4 47. >>>Bxb4 cxb4 48. c5 g3 49. Kxg3 b2 50. cxd6 b1Q 51. Bxb1 exd6 52. e7 Kg7 53. e8Q b3 >>>54. Qf8# RebelRex checkmated >>>1-0 >> >>Movei with verification search that is still probably not the best movei needs >>less than 1 second on A1000. >> >>33.84 seconds are enough to see that Nxg4 is enough to force a draw(draw is a >>good result because black is evaluated to have better position) >> >>6 -169 55 81124 e3g4 >>6 -140 69 101178 e3g4 >>6 -139 100 153987 e3g4 f5g4 g3g2 a2a1 d2d1 a1a2 e1e2 >>6 -139 149 240835 e3g4 f5g4 g3g2 a2a1 d2d1 a1a2 e1e2 >>7 -113 196 318092 e3g4 f5g4 g5f7 f6g7 f4h6 g7h7 d2h2 h7g8 d3g6 c7a5 >>7 -113 349 589818 e3g4 f5g4 g5f7 f6g7 f4h6 g7h7 d2h2 h7g8 d3g6 c7a5 >>8 -86 654 1083603 e3g4 f5g4 g5f7 f6g7 f4h6 g7h7 d2h2 h7g8 d3g6 c7a5 e1d1 >>8 -86 965 1620779 e3g4 f5g4 g5f7 f6g7 f4h6 g7h7 d2h2 h7g8 d3g6 c7a5 e1d1 >>9 -4 2107 3463768 e3g4 f5g4 d2f2 f6g7 f4d2 c7b7 d2c3 g7h6 g5f7 h6h7 f7g5 h7g8 >>d3g6 h5h4 g3h4 >>9 -4 2617 4385211 e3g4 f5g4 d2f2 f6g7 f4d2 c7b7 d2c3 g7h6 g5f7 h6h7 f7g5 h7g8 >>d3g6 h5h4 g3h4 >>10 0 3384 5587879 e3g4 f5g4 d2f2 f6g7 f4d2 a2a1 d2c3 g7h6 g5f7 h6h7 f7g5 h7h6 >>10 0 4748 7928248 e3g4 f5g4 d2f2 f6g7 f4d2 a2a1 d2c3 g7h6 g5f7 h6h7 f7g5 h7h6 >> >>It is stuggling some minutes to get a score at depth 11. >> >>Uri > >More than 10 minutes to see a positive score: > >11 160 62391 108092612 e3g4 f6g7 g4e3 a2a1 e3d1 c7a5 g3g2 a8c8 g2h2 g7g8 h2g1 > >depth=11 +1.60 e3g4 f6g7 g4e3 a2a1 e3d1 c7a5 g3g2 a8c8 g2h2 g7g8 h2g1 >Nodes: 115249232 NPS: 173432 >Time: 00:11:04.52 > >It also needs 0 seconds to avoid b3 like sjeng >It never considers b3 as the best move. > >Uri For comparison here are results of the best movei. It needs only 4 plies to see Ng4 and never changes it's mind. 4 -154 5 7000 e3g4 4 -132 7 10212 e3g4 h5g4 g3g2 f6g7 g2g1 4 -132 10 15429 e3g4 h5g4 g3g2 f6g7 g2g1 5 -145 21 29883 e3g4 h5g4 d2h2 c7a5 f4d2 a5b6 h2h7 5 -145 34 52059 e3g4 h5g4 d2h2 c7a5 f4d2 a5b6 h2h7 6 -145 45 69806 e3g4 h5g4 d2h2 c7a5 f4d2 a5b6 h2h7 6 -145 79 127666 e3g4 h5g4 d2h2 c7a5 f4d2 a5b6 h2h7 7 -97 164 269746 e3g4 f5g4 g5f7 f6g7 f4h6 g7h7 e1h1 a2a4 h1h5 a4c4 d3c4 g6h5 c4b 3 7 -97 216 360920 e3g4 f5g4 g5f7 f6g7 f4h6 g7h7 e1h1 a2a4 h1h5 a4c4 d3c4 g6h5 c4b 3 8 -101 345 579939 e3g4 f5g4 g5f7 f6g7 f4h6 g7h7 e1h1 a2a4 h1h5 h7g8 h5g5 8 -101 498 850057 e3g4 f5g4 g5f7 f6g7 f4h6 g7h7 e1h1 a2a4 h1h5 h7g8 h5g5 9 -56 972 1641468 e3g4 f5g4 g5f7 f6g7 f4h6 g7g8 d3g6 c7a5 e1c1 a2a1 c1a1 a5a1 g6 h5 a1g1 d2g2 9 -56 1203 2059062 e3g4 f5g4 g5f7 f6g7 f4h6 g7g8 d3g6 c7a5 e1c1 a2a1 c1a1 a5a1 g 6h5 a1g1 d2g2 10 -56 1556 2649469 e3g4 f5g4 g5f7 f6g7 f4h6 g7g8 d3g6 c7a5 e1c1 a2a1 c1a1 a5a1 g6h5 a1g1 d2g2 10 -56 2076 3603001 e3g4 f5g4 g5f7 f6g7 f4h6 g7g8 d3g6 c7a5 e1c1 a2a1 c1a1 a5a1 g6h5 a1g1 d2g2 11 0 3571 6117521 e3g4 f5g4 d2f2 f6g7 f4d2 a2a4 d2c3 g7h6 g5f7 h6h7 f7g5 h7h6 11 0 4389 7563583 e3g4 f5g4 d2f2 f6g7 f4d2 a2a4 d2c3 g7h6 g5f7 h6h7 f7g5 h7h6 12 160 53249 89066855 e3g4 f6g7 g4f2 g7g8 g3g2 a2a1 f2d1 a8f8 g2g1 h5h4 d2f2 c7b 7 f2f1 12 160 55307 92471730 e3g4 f6g7 g4f2 g7g8 g3g2 a2a1 f2d1 a8f8 g2g1 h5h4 d2f2 c7b 7 f2f1 Uri
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