[Event "RCC,MASTER 27 MARS 2021 Arena"] [Site "https://lichess.org/KwqAnoLP"] [Date "2021.03.27"] [White "MIL_GER"] [Black "William-B"] [Result "0-1"] [UTCDate "2021.03.27"] [UTCTime "17:23:15"] [WhiteElo "1701"] [BlackElo "2040"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "600+2"] [ECO "A48"] [Opening "East Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. d4 g6 { A48 East Indian Defense } 3. e4? { (0.40 → -0.75) Mistake. c4 was best. } (3. c4 Bg7 4. g3 c6 5. Bg2 d5 6. O-O O-O 7. b3 Bf5) 3... Nxe4 4. Qe2?! { (-0.89 → -1.70) Inaccuracy. c4 was best. } (4. c4 Bg7 5. Bd3 Nf6 6. O-O O-O 7. Re1 d5 8. Nc3 Nc6) 4... d5 5. c4?! { (-1.54 → -2.47) Inaccuracy. Nbd2 was best. } (5. Nbd2) 5... Nf6?! { (-2.47 → -1.79) Inaccuracy. Bg7 was best. } (5... Bg7) 6. Bg5 Bg7 7. Nc3 dxc4 8. Qxc4 Be6?! { (-1.53 → -0.49) Inaccuracy. Nbd7 was best. } (8... Nbd7 9. Be2) 9. Qa4+?! { (-0.49 → -1.59) Inaccuracy. Qb5+ was best. } (9. Qb5+ Nc6 10. Qxb7 Bd7 11. Bb5 O-O 12. O-O Rb8 13. Qa6 Nb4 14. Qa4 Bxb5 15. Nxb5 Ne4) 9... Qd7 10. Qxd7+?! { (-1.19 → -2.37) Inaccuracy. Bb5 was best. } (10. Bb5) 10... Nbxd7 11. Bxf6?! { (-2.32 → -3.14) Inaccuracy. Be2 was best. } (11. Be2 c6 12. O-O O-O 13. Rfe1 Rfd8 14. Bf1 Kf8 15. a4 a5 16. Bd2 h6 17. Rac1 Nd5) 11... Nxf6 12. Bd3 O-O 13. O-O Nd5?! { (-3.67 → -2.79) Inaccuracy. Rad8 was best. } (13... Rad8 14. Rfe1 c5 15. Nb5 cxd4 16. Nxa7 Nd5 17. Rad1 Nf4 18. Bf1 d3 19. g3 Ne2+ 20. Bxe2) 14. Nxd5?! { (-2.79 → -3.87) Inaccuracy. Rfe1 was best. } (14. Rfe1 Nxc3 15. bxc3 c5 16. Be4 Rab8 17. Rab1 b6 18. a4 Rfd8 19. Ne5 Bxe5 20. dxe5 Rd2) 14... Bxd5 15. Be2 Rfd8 16. Rac1 c6 17. Ne5?! { (-4.20 → -5.48) Inaccuracy. a4 was best. } (17. a4 a5) 17... Bxa2 18. Rcd1 Bb3 19. Rd3 Bc4?? { (-6.20 → 1.46) Blunder. Bc2 was best. } (19... Bc2) 20. Rd2?? { (1.46 → -6.23) Blunder. Nxc4 was best. } (20. Nxc4 Rxd4) 20... Bxe2 21. Rxe2 Rxd4 22. Nf3 Rd7 23. Rfe1 e6 24. Ne5 Rd5 25. Nf3 Rad8 26. b4 Bc3 27. Rc1 Rd1+ 28. Rxd1 Rxd1+ 29. Re1 Bxe1 30. h3 Bxb4+ 31. Kh2 Bd6+ 32. g3 a5 33. Ng1 Rxg1 34. Kxg1 a4 35. Kf1 b5 36. Ke1 c5 37. Kd1 c4 38. Kc1 b4 39. Kb1 f6 40. Kb2 h6 41. g4?! { (-17.40 → Mate in 10) Checkmate is now unavoidable. Kc2 was best. } (41. Kc2 a3) 41... Kf7?! { (Mate in 10 → -19.02) Lost forced checkmate sequence. a3+ was best. } (41... a3+ 42. Kc1 a2 43. Kb2 b3 44. f4 Bxf4 45. g5 Be5+ 46. Ka3 a1=Q+ 47. Kb4 b2 48. gxf6) 42. f3?! { (-19.02 → Mate in 10) Checkmate is now unavoidable. Kc2 was best. } (42. Kc2 a3) 42... Ke7?! { (Mate in 10 → -31.70) Lost forced checkmate sequence. a3+ was best. } (42... a3+ 43. Kc2 a2 44. Kb2 b3 45. f4 Bxf4 46. h4 Be5+ 47. Ka3 a1=Q+ 48. Kb4 b2 49. Kc5) 43. Kc2 Kd7 44. Kb2?! { (-24.21 → Mate in 9) Checkmate is now unavoidable. Kd2 was best. } (44. Kd2) 44... Kc6?! { (Mate in 9 → -147.97) Lost forced checkmate sequence. a3+ was best. } (44... a3+ 45. Kc2 b3+ 46. Kc3 a2 47. f4 a1=Q+ 48. Kd2 Bxf4+ 49. Ke2 b2 50. Kf2 b1=Q 51. Kf3) 45. Kc2 Kd5?! { (Mate in 26 → -34.30) Lost forced checkmate sequence. a3 was best. } (45... a3) 46. Kd2 Ke5 47. Ke2 Kf4 48. Kf2 b3 49. Ke2 a3 50. Kd2 a2 51. Kc3 a1=B+ 52. Kxc4 b2 53. Kc3 b1=B+ 54. Kc4 Kxf3 55. Kb5 e5 56. Kc6 Ba3 57. Kd7 e4 58. Ke6 e3 59. Kd5 e2 60. Kc4 e1=B 61. g5 hxg5 62. h4 gxh4 63. Kb3 B1b2 64. Kc4 h3 65. Kb3 h2 66. Kc4 h1=B 67. Kb3 g5 68. Ka4 g4 69. Kb5 g3 70. Ka6 g2 71. Kb7 g1=B 72. Ka8 Be4+ 73. Kb8 Bg3+ 74. Kc8 Ke2 75. Kd8 Bc6 76. Kc8 Bhe4 77. Kd8 f5 78. Kc8 f4 79. Kd8 f3 80. Kc8 f2 81. Kd8 f1=B 82. Kc8 Bh3+ 83. Kd8 Bf6# { Black wins by checkmate. } 0-1