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Stockfish 9+wasm
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B00 Owen Defense
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Q62Kc5Qc1+63Kb5Rh264Ka4Ra2+65Kb3Qb2+66Kc4Ra4+67Kd3Qb3+68Kd2Ra2+69Kc1Qb2+70Kd1Ra1#
0-1
Checkmate, Black is victorious
FEN
PGN
[Event "Rated Correspondence game"] [Site "http://chess-academy.net/MfFybhDE"] [Date "2023.04.04"] [Round "-"] [White "Davidd"] [Black "Marius"] [Result "0-1"] [UTCDate "2023.04.04"] [UTCTime "12:01:03"] [WhiteElo "1604"] [BlackElo "1484"] [WhiteRatingDiff "-16"] [BlackRatingDiff "+16"] [Variant "Standard"] [TimeControl "-"] [ECO "B00"] [Opening "Owen Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 b6 { B00 Owen Defense } 2. Bc4 c6 3. Qh5 g6 4. Qf3 d6 5. Qxf7+ Kd7 6. Be6+ Kc7 7. Nc3 h5 8. Na4 d5 9. Qf4+ Kb7 10. Nc5+ bxc5 11. exd5 h4 12. Qa4 cxd5 13. Bxd5+ Kb6 14. Ne2 c4 15. Qb4+ Ka6 16. Nd4 g5 17. Qa4+ Kb6 18. Qb4+ Ka6 19. Bb7+ Bxb7 20. a4 Qxd4 21. Ra3 c3 22. Qxd4 e6 23. Rb3 cxb2 24. Qc4+ Ka5 25. Rb5+ Ka6 26. Bxb2 h3 27. Bc3 Bxg2 28. Rg1 Bd5 29. Qb4 Nc6 30. Qa5+ Nxa5 31. Rxa5+ Kb7 32. Rxg5 Kb8 33. Rg7 Bxg7 34. Rb5+ Kc8 35. Bf6 Nxf6 36. d4 Rh4 37. f4 Rxf4 38. Kd2 Rxd4+ 39. Kc3 Rxa4 40. Kd3 Ne4 41. Ke3 Nc3 42. Rb3 Re4+ 43. Kd3 Re3+ 44. Kxe3 Na4 45. Rd3 Bc4 46. Rd4 e5 47. Rxc4+ Kb8 48. c3 Nxc3 49. Rxc3 Bf6 50. Ke4 a5 51. Rxh3 Ra6 52. Rh8+ Kc7 53. h3 Rc6 54. Rh7+ Kc8 55. h4 Rc4+ 56. Kd5 Bxh4 57. Rxh4 Rxh4 58. Kxe5 a4 59. Kd5 a3 60. Kc5 a2 61. Kd6 a1=Q 62. Kc5 Qc1+ 63. Kb5 Rh2 64. Ka4 Ra2+ 65. Kb3 Qb2+ 66. Kc4 Ra4+ 67. Kd3 Qb3+ 68. Kd2 Ra2+ 69. Kc1 Qb2+ 70. Kd1 Ra1# { Black wins by checkmate. } 0-1
             ½000001Marius1½
             ½111110Davidd5½
Computer analysis Move times Crosstable FEN & PGN