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tromp / ChessPositionRanking

Software suite for ranking chess positions and accurately estimating the number of legal chess positions
MIT License
148 stars 7 forks source link

2Nn4/1BBrq3/1N1p1p2/K3Rq1P/Q2BP1kr/b1Q2bR1/3Rb3/2RNR3 b - - 0 1 #877

Closed tromp closed 3 years ago

tromp commented 3 years ago

2Nn4/1BBrq3/1N1p1p2/K3Rq1P/Q2BP1kr/b1Q2bR1/3Rb3/2RNR3 b - - 0 1

img

Single Check wx 0 wp 2 wpr 6 wpx 0 maxuwp 3 minopp -1 bx 5 bp 2 bpr 2 bpx 4 maxubp 3 minopp -1

Legal with bxpa a8q a8r b1b dxpc c8r c8r fxpe e8n gxph g1q h8b xn

Proof Game Requested.

elavif commented 3 years ago
  1. b4 a5 2. bxa5 Ra6 3. Nf3 Rh6 4. a6 Rg6 5. a7 Rh6 6. a8=Q b5 7. Qe4 b4 8. a4 b3 9. a5 b2 10. Nc3 b1=B 11. a6 Ba2 12. a7 Be6 13. a8=R c5 14. d4 Rg6 15. dxc5 Bb7 16. c6 Ba6 17. c7 Bb7 18. c8=R Ba6 19. Rc4 Bb7 20. Rd4 Rh6 21. Nd5 Rg6 22. c3 Rh6 23. c4 Rg6 24. c5 Rh6 25. c6 Rg6 26. c7 Rh6 27. c8=R Bg4 28. Nd2 e5 29. f4 f6 30. fxe5 Kf7 31. e6+ Ke8 32. e7 Kf7 33. e8=N Be6 34. g4 Rg6 35. Qec2 h5 36. gxh5 Ne7 37. h6 Rg8 38. h7 Rh6 39. h8=B g5 40. Bg7 g4 41. Bh8 g3 42. Bg7 g2 43. Bh8 g1=Q 44. Rcxb8 Qg2 45. Nf3 Qg1 46. Kd2 Qg2 47. Kc3 Qg1 48. Kb4 Qg2 49. Nb6 Qg1 50. Ka5 Qg2 51. Nd2 Qg1 52. Nc4 Qg2 53. Bf4 Qg1 54. Bc7 Qg2 55. Na3 Qg1 56. Nb5 Qg2 57. Kb4 Qg1 58. R8a2 Qg2 59. Rba8 Qg1 60. R8a3 Qg2 61. Ka5 Qg1 62. Na7 Qg2 63. Nac8 Qf2 64. Ng7 Qg2 65. Nf5 Qf2 66. Ne3 Qg2 67. Qdd2 Qf2 68. Nd1 Qh4 69. Bg7 Rh7 70. Bh6 Rhh8 71. Be3 Rh7 72. Re4 Rhh8 73. Bd4 Nc6+ 74. Ka4 Qe8 75. Rf4 Nd8 76. e4 d6+ 77. Ka5 Qg5+ 78. Rf5 Kg6 79. Re5 Qf5 80. Ne3 Rg7 81. Nd1 Rd7 82. Ne3 Qe7 83. Qdd3 Bh6 84. Nec4 Bc1 85. Rb3 Ba3 86. Qdd2 Ba6 87. Nb2 Bb5 88. Bc4 Ba6 89. Bd5 Bb5 90. Bb7 Bec4 91. h4 Rh5 92. Rc3 Rg5 93. h5+ Kg7 94. Qdc1 Rg4 95. Rg1 Be2 96. Rg2 Bf3 97. Rg1 Bbe2 98. Rg3 Kh7 99. Q1d2 Kg7 100. Re1 Kh7 101. Raa1 Kg7 102. Rac1 Kh7 103. Nd1 Kg7 104. Qa4 Kh7 105. R3c2 Kg7 106. Qc3 Kh7 107. Rd2 Kh6 108. Rh3 Kg5 109. Rcc2 Rh4 110. Rc1 Kg4 111. Rg3+
tromp commented 3 years ago

Verified. Thanks, @elavif !