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Subject: Re: how to lose pawn endgame with a pawn up (Yace 0.99.87)

Author: Kurt Utzinger

Date: 11:20:21 03/01/06

Go up one level in this thread


On March 01, 2006 at 13:36:20, Uri Blass wrote:

>Movei lost against Jonny after blundering by h4

      Yace 0.99.87 does never consider 63...h4?? as
      a main line and the program evaluates this move
      as a very bad one.
      Kurt

,
8/8/p1p5/2p2k2/1pP3pp/1P1K2P1/P6P/8 w - - 0 1

Analysis by Yace 0.99.87:

64.gxh4 Kg6 65.Kd2 Kh5 66.Ke3 Kxh4 67.Kf4 Kh3 68.Kf5 a5 69.Kf4 Kxh2 70.Kxg4 Kg2
71.Kf4
  =  (0.09)   Tiefe: 1   00:00:00
  µ  (-0.86)   Tiefe: 8/23   00:00:00  548kN
64.Ke3 hxg3 65.hxg3 a5 66.Kd3 Ke5 67.Ke3 Kf5
  µ  (-0.84)   Tiefe: 8/23   00:00:01  626kN
  =  (0.00)   Tiefe: 14/36   00:00:15  11080kN
64.gxh4 Kg6 65.Ke4 Kh5 66.Kf5 Kxh4 67.Ke5 Kh3 68.Kd6 Kxh2 69.Kxc5 a5 70.Kxc6 g3
71.c5 g2 72.Kb7 g1Q
  =  (0.01)   Tiefe: 14/38   00:00:22  16691kN
  +-  (2.06)   Tiefe: 15/40   00:00:54  39865kN

(Utzinger, MyTown 01.03.2006)


>
>[Event "CEGT 40/40 (2Ghz)"]
>[Site "?"]
>[Date "2006.02.28"]
>[Round "2.1"]
>[White "Jonny 2.89"]
>[Black "Movei 00.8.352"]
>[Result "1-0"]
>[ECO "B22"]
>[PlyCount "151"]
>[EventDate "2006.02.??"]
>
>1. e4 c5 2. c3 e5 3. Nf3 Nc6 4. Bb5 a6 5. Qa4 Nf6 6. Bxc6 dxc6 7. Nxe5 Qc7 8.
>f4 Bd6 9. d3 Bxe5 10. fxe5 Qxe5 11. O-O Qh5 12. Nd2 O-O 13. Nf3 Bg4 14. Bf4
>Rfe8 15. Qb3 b5 16. c4 Qg6 17. Qc3 Nd7 18. Kh1 Rad8 19. Rae1 b4 20. Qc2 Kh8 21.
>Re3 Bh5 22. Nh4 Qf6 23. Rg3 Nf8 24. Rg5 Bg6 25. Nxg6+ fxg6 26. Rg3 Ne6 27. Qc1
>Nxf4 28. Rxf4 Qd4 29. b3 Rf8 30. Rgf3 Rf6 31. g3 g5 32. Rxf6 gxf6 33. Qg1 Qd6
>34. Qa1 Kg7 35. Rf5 h6 36. Kg2 Re8 37. Rf1 Re6 38. Qd1 Qd4 39. Qc2 Rd6 40. Rd1
>Qe5 41. Qf2 h5 42. Qe2 g4 43. Qe3 Rd7 44. Rf1 Kg6 45. Qe2 Qd4 46. Rd1 Rd8 47.
>Qf1 Qb2+ 48. Kg1 Qe5 49. Qe2 Qc3 50. Qe3 Qc2 51. Qd2 Qxd2 52. Rxd2 f5 53. Rf2
>fxe4 54. dxe4 Rd1+ 55. Kg2 Re1 56. Rf4 Re2+ 57. Rf2 Rxe4 58. Kf1 Rd4 59. Ke1
>Rd8 60. Rd2 Rxd2 61. Kxd2 Kg5 62. Ke3 Kf5 63. Kd3 h4 64. gxh4 Kg6 65. Ke4 Kh5
>66. Kf5 Kxh4 67. Kg6 a5 68. Kf6 Kh5 69. Kf5 Kh4 70. Kg6 Kh3 71. Kg5 Kxh2 72.
>Kxg4 Kg1 73. Kf5 Kf2 74. Ke6 Ke3 75. Kd6 Kd4 76. Kxc6 1-0
>
>
>
>79972: Jonny 2.89 - Movei 00.8.352, CEGT 40/40 (2Ghz) 2006
>[D]8/8/p1p5/2p2k1p/1pP3p1/1P1K2P1/P6P/8 b - - 0 1



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