Author: Dieter Buerssner
Date: 10:28:00 01/24/03
Go up one level in this thread
On January 23, 2003 at 19:50:09, bobby palacios wrote:
>2r3k1/7p/q3pBp1/1p1pPnP1/p1nP4/P1N4R/1PQ5/7K w - - 0 1
>
>A nice game between Pharaon 2.62 - TheKing3.23 (p4 2.47ghz, game in 25). Here
>Pharaon played Rxh7 which seems to draw.
Yace, P4 2.53 GHz. Depending on the time control, it might have found it or not.
2875841 4.020 -1.49 9t 1. Qf2 Na5 2. Qh2 Qa7 3. Qf2 Nxd4 4. Rh4 Nab3
5. Rf4 {-150}
4050338 5.526 -1.48 9t+ 1. Rxh7 Kxh7 2. Qh2+ Kg8 3. Qh8+ Kf7 4. Qh7+
Ke8 5. Qxg6+ Kf8 6. Qh7 Qb6 7. Qh8+ Kf7 8. Qxc8
Qxd4 {10}
5549585 7.542 -1.33 9t 1. Rxh7 Ng3+ 2. Kh2 Nf1+ 3. Kg1 Kxh7 4. Qg2 Ng3
5. Qxg3 Kg8 6. Qd3 Kh7 {-150}
6172351 8.438 -1.32 9t+ 1. Qh2 Qb7 2. Qf2 Nh6
6688808 9.204 -1.16 9t 1. Qh2 Qb7 2. Qf2 Kf8 3. Qh2 Rc7 4. Qf2 Ke8 5.
Rf3 {-70}
8983924 12.393 -1.16 9. 1. Qh2 Qb7 2. Qf2 Kf8 3. Qh2 Rc7 4. Qf2 Ke8 5.
Rf3 {-70}
10524890 14.489 -1.42 10t 1. Qh2 Qb7 2. Qf2 Kf8 3. Kg2 Ke8 4. Kf1 Qb6H 5.
Rxh7H Nxd4H {-70}
11544914 15.796 -1.41 10t+ 1. Rxh7 Ng3+ 2. Kh2 Nf1+ 3. Kg1 Kxh7 4. Qg2 Ng3
5. Qxg3 Nxa3 6. bxa3 Kg8 {110}
13188385 17.992 -1.08 10t 1. Rxh7 Ng3+ 2. Kh2 Nf1+ 3. Kh3 Kxh7 4. Qf2 Ng3
5. Kxg3 Kg8 6. Qc2 Kf7 7. Kh4 Ne3H {-150}
15935671 21.510 -1.08 10. 1. Rxh7 Ng3+ 2. Kh2 Nf1+ 3. Kh3 Kxh7 4. Qf2 Ng3
5. Kxg3 Kg8 6. Qc2 Kf7 7. Kh4 Ne3 {-150}
21506521 28.883 -0.68 11++ 1. Rxh7 Ng3+ 2. Kh2 Nf1+ 3. Kh3 Kxh7 4. Qf2 Ng3
5. Kxg3 Kg8 6. Qh2 Qa7 7. Nxb5 Qh7 {-70}
35011556 47.743 0.00 11t 1. Rxh7 Kxh7 2. Qh2+ Kg8 3. Qh8+ Kf7 4. Qh7+
Ke8 5. Qxg6+ Kf8 6. Qh7 Nxe5 7. dxe5 Ng3+ 8.
Kg2 Nf5 9. Qh8+ Kf7 10. Qh7+ Kf8 {-150}
36954855 50.603 0.00 11. 1. Rxh7 Kxh7 2. Qh2+ Kg8 3. Qh8+ Kf7 4. Qh7+
Ke8 5. Qxg6+ Kf8 6. Qh7 Nxe5 7. dxe5 Ng3+ 8.
Kg2 Nf5 9. Qh8+ Kf7 10. Qh7+ Kf8 {-150}
53357268 1:13.9 0.00 12t 1. Rxh7 Kxh7 2. Qh2+ Kg8 3. Qh8+ Kf7 4. Qh7+
Ke8 5. Qxg6+ Kf8 6. Qh7 Nxe5 7. dxe5 Ng3+ 8.
Kg2 Nf5 9. Qh8+ Kf7 10. Qh7+ Kf8 {-150}
56187754 1:18.1 0.00 12. 1. Rxh7 Kxh7 2. Qh2+ Kg8 3. Qh8+ Kf7 4. Qh7+
Ke8 5. Qxg6+ Kf8 6. Qh7 Nxe5 7. dxe5 Ng3+ 8.
Kg2 Nf5 9. Qh8+ Kf7 10. Qh7+ Kf8 {-150}
>The game continued:
>
>1. Rxh7 Kxh7 2.Qh2+ Kg8 3.Qh8+ Kf7 4.Qh7+ Ke8 5.Qxg6+ Kf8 6.Qh7 Nxe5 7.Bxe5 b4
>
>2r2k2/7Q/q3p3/3pBnP1/pp1P4/P1N5/1P6/7K w - - 0 8
>
>I think this was the critical position. White still seems to have a draw, but
>Pharaon blundered by playing Qh8+ (time trouble) and the king was able to escape
>and win. Most of the programs I've tested likes 8. g6(TheKing3.23 expected g6
>giving a draw score), and black is the one that gives perpetual with ..Qf1+ Kh2,
>Qf2+ etc..
Yace chooses g6:
1223612 1.449 -1.62 7t 8. Qh8+ Ke7 9. Qf6+ Kd7 10. Qf7+ Ne7 11. axb4
a3 12. Bf6 Qf1+ 13. Kh2 Rh8+ 14. Kg3 Rh3+ 15.
Kg4H {-70}
1636903 1.990 -1.61 7t+ 8. axb4 Qf1+ 9. Kh2 Qf2+ 10. Kh1 Qe1+ 11. Kh2
Qd2+ 12. Kh3 Qd3+ 13. Kh2 Rxc3 14. bxc3 Qxc3
{10}
1999300 2.486 -1.51 7t 8. axb4 Qf1+ 9. Kh2 Qf2+ 10. Kh1 Qe1+ 11. Kh2
Qd2+ 12. Kh3 Qd3+ 13. Kh2 Qc2+ 14. Kh3 Rc4 15.
Qh8+ Ke7 16. Qf6+ Kd7 {-70}
2743037 3.499 -1.50 7t+ 8. g6 Qf1+ 9. Kh2 Qf2+ 10. Kh3 Qe3+ 11. Kh2
Qd2+ 12. Kh3 Rxc3+ 13. bxc3 Qxc3+ 14. Kg4 bxa3
15. g7+ Nxg7 16. Bxg7+ Kf7 {110}
3065862 3.926 -1.23 7++ 8. g6 Qf1+ 9. Kh2 Qf2+ 10. Kh3 Qe3+ 11. Kh2
Qd2+ 12. Kh3 Rxc3+ 13. bxc3 Qxc3+ 14. Kg4 bxa3
15. g7+ Nxg7 16. Bxg7+ Kf7 {110}
4134512 5.395 -0.25 7t 8. g6 Qf1+ 9. Kh2 Qf2+ 10. Kh3 Qe3+ 11. Kg2
Qg5+ 12. Kh3 Rxc3+ 13. bxc3 Qe3+ 14. Kg4H Ke8H
15. Qf7+H Kd8H 16. Qxe6H Ne7H {90}
4306329 5.576 -0.25 7. 8. g6 Qf1+ 9. Kh2 Qf2+ 10. Kh3 Qe3+ 11. Kg2
Qg5+ 12. Kh3 Rxc3+ 13. bxc3 Qe3+ 14. Kg4 Ke8
15. Qf7+ Kd8 16. Qxe6 Ne7 {90}
5535655 7.206 -0.25 8t 8. g6 Qf1+ 9. Kh2 Qf2+ 10. Kh3 Qe3+ 11. Kg2
Qg5+ 12. Kh3 Rxc3+ 13. bxc3 Qe3+ 14. Kg4 Nh6+
15. Kh4 Qe4+ 16. Kg3 Nf5+ 17. Kh3 Qd3+H 18.
Kh2H Ke8H 19. Qf7+H Kd8H 20. axb4H Qc2+H 21.
Kh3H Qxc3+H 22. Kh2H Qf3H 23. Qxe6H Nxd4H {10}
7483507 9.471 -0.25 8. 8. g6 Qf1+ 9. Kh2 Qf2+ 10. Kh3 Qe3+ 11. Kg2
Qg5+ 12. Kh3 Rxc3+ 13. bxc3 Qe3+ 14. Kg4 Nh6+
15. Kh4 Qe4+ 16. Kg3 Nf5+ 17. Kh3 Qd3+ 18. Kh2
Ke8 19. Qf7+ Kd8 20. axb4 Qc2+ 21. Kh3 Qxc3+
22. Kh2 Qf3 23. Qxe6 Nxd4 {10}
12776656 16.521 0.00 9t 8. g6 Qf1+ 9. Kh2 Qf2+ 10. Kh3 Qe3+ 11. Kg2
Qg5+ 12. Kh3 Rxc3+ 13. bxc3 Qe3+ 14. Kh2 Qd2+
15. Kh3 Qd3+ 16. Kh2 Qc2+ 17. Kh3 Qd3+ 18. Kh2H
Qc2+H 19. Kh3H Qd3+HR {10}
14244432 18.120 0.00 9. 8. g6 Qf1+ 9. Kh2 Qf2+ 10. Kh3 Qe3+ 11. Kg2
Qg5+ 12. Kh3 Rxc3+ 13. bxc3 Qe3+ 14. Kh2 Qd2+
15. Kh3 Qd3+ 16. Kh2 Qc2+ 17. Kh3 Qd3+ 18. Kh2
Qc2+ 19. Kh3 Qd3+ {10}
28564028 37.146 0.00 10t 8. g6 Qf1+ 9. Kh2 Qf2+ 10. Kh3 Qe3+ 11. Kg2
Qg5+ 12. Kh3 Rxc3+ 13. bxc3 Qe3+ 14. Kh2 Qxe5+H
15. dxe5H Ke8H {661}
Another draw from a recent Yace game vs. Tiger. Perhaps not a too good
testposition, but a nice perpetual combined with stalemate motive. The task
should be to show a draw score. I am not sure, if Rxf5 is the only drawing move.
[D] 3b3R/5r2/2PP4/5B2/1k6/6K1/4rB2/8 b - - 0 71
Regards,
Dieter
[Event "ICC 5 3"]
[Site "Internet Chess Club"]
[Date "2003.01.23"]
[Round "-"]
[White "BountyHunter"]
[Black "Yace"]
[WhiteElo "2831"]
[BlackElo "2986"]
[ECO "E15"]
[Result "1/2-1/2"]
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2
Be7 7. Bg2 c6 8. Bc3 d5 9. Ne5 Nfd7 10. Nxd7 Nxd7 11. O-O
O-O 12. Nd2 Rc8 13. e4 b5 14. exd5 cxd5 15. c5 b4 16. Bxb4
Bxf1 17. Nxf1 Bf6 18. Qd2 Rc6 19. Bc3 Qc7 20. Ne3 Rb8
21. f4 Rc8 22. Ng4 Be7 23. Ba5 Qb7 24. Re1 h5 25. Nf2 Nf6
26. Bb4 h4 27. Nd3 hxg3 28. hxg3 Rb8 29. Qe2 Bd8 30. Ne5
Rcc8 31. Bc3 Bc7 32. Kf2 Re8 33. Rh1 Kf8 34. Kg1 Ke7 35. f5
exf5 36. Qe3 a6 37. g4 fxg4 38. Nxg4+ Kd7 39. Nxf6+ gxf6
40. Qf2 Re6 41. Rh7 Rg8 42. Rxf7+ Ke8 43. Rh7 Qc6 44. Qf5
Rg5 45. Qh3 Kd8 46. Bd2 Rg8 47. Kf2 Bg3+ 48. Kf3 Bc7
49. Qf5 Rge8 50. Bh3 a5 51. Rh5 Kc8 52. Qxd5 f5 53. Qxc6
Rxc6 54. Bxf5+ Kb8 55. Bg5 Rg8 56. Bh4 Bd8 57. Bf2 Rf6
58. d5 Re8 59. d6 Kb7 60. a3 Kc6 61. b4 Rf7 62. Be3 Re5
63. Kf4 Kd5 64. Bd2 Re2 65. Be3 axb4 66. axb4 Re1 67. Bf2
Re2 68. Kg3 Kc4 69. c6 Kxb4 70. Rh8 Rxf5 71. Rxd8 Rexf2
72. c7 R2f3+ 73. Kg4 R3f4+ 74. Kh3 Rf3+ 75. Kg2 Rf2+
76. Kg1 Rf1+ 77. Kh2 R1f2+ 78. Kh3 R2f3+ 79. Kh4 R3f4+
80. Kg3 Rf3+ 81. Kh2 {Game drawn by mutual agreement}
1/2-1/2
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