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[Event "WMCCC 1981 (Playoff)"] [Site "Hamburg, Germany"] [Date "1981.09.28"] [Round "2"] [White "Chess Champion Mark V"] [Black "Fidelity X"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "C22"] [Opening "Center Game: Berger Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 { C22 Center Game: Berger Variation } 5. Bd2 Ng4 6. Qg3 d6?! { (-0.15 → 0.59) Inaccuracy. d5 was best. } (6... d5) 7. Nc3 Be7 8. Nd5?? { (0.84 → -2.86) Blunder. h4 was best. } (8. h4) 8... O-O?? { (-2.86 → 0.54) Blunder. Bh4 was best. } (8... Bh4 9. Qb3 Bxf2+ 10. Kd1 Bc5 11. Nh3 Nce5 12. Bg5 Qd7 13. Be2 h6 14. Bd2 c6 15. Nc3) 9. Nf3 Nf6 10. Bd3 Nxd5 11. exd5 Nb8?! { (0.22 → 0.83) Inaccuracy. Ne5 was best. } (11... Ne5 12. Nxe5 Bh4 13. Qe3 dxe5 14. c4 f5 15. O-O-O Re8 16. Bc2 c6 17. Kb1 cxd5 18. cxd5) 12. O-O-O Na6 13. Ng5 Bxg5 14. Bxg5 f6 15. Be3 Bd7 16. f4? { (1.14 → 0.02) Mistake. Rhe1 was best. } (16. Rhe1 Nb4 17. Bxh7+ Kxh7 18. Qh4+ Kg8 19. Qxb4 b5 20. Qd2 a5 21. h4 Qe8 22. f3 Qf7) 16... Nb4 17. Qh4 f5 18. Qxd8 Raxd8 19. a3 Nxd3+ 20. Rxd3 Bb5 21. Rc3 c5 22. dxc6 Bxc6 23. Bd4 g6 24. Rg3 b6 25. h4 Rde8 26. h5 Re4 27. Rd1 Kf7 28. hxg6+ hxg6 29. Rh3 Rxf4 30. Rh7+ Ke6 31. Rxa7 Bxg2 32. Bxb6 g5 33. b4 Rc4 34. Rg7 Be4 35. Rg6+ Ke5 36. Rd2 g4 37. Bf2? { (-0.77 → -2.40) Mistake. Kb2 was best. } (37. Kb2 Rfc8 38. c3 Kf4 39. Bd4 g3 40. Rxd6 Kf3 41. b5 f4 42. Re6 Bf5 43. Rf6 Kg4) 37... Rfc8 38. Bg3+?? { (-2.17 → -4.57) Blunder. Bb6 was best. } (38. Bb6 Rxc2+ 39. Rxc2 Rxc2+ 40. Kd1 Ra2 41. Bc7 f4 42. Rxd6 Bd5 43. Rd8+ Ke4 44. Rf8 Kd3) 38... f4 39. Rg5+ Bf5 40. Re2+ Kf6 41. Bh4 Rxc2+ 42. Rxc2 Rxc2+ 43. Kd1 Rh2 44. Rh5+? { (-3.58 → -6.12) Mistake. Rxg4+ was best. } (44. Rxg4+ Ke5) 44... Ke6 45. Rh6+ Kd5 46. b5? { (-4.71 → -19.79) Mistake. Bg5 was best. } (46. Bg5) 46... g3 47. Rh5 Ke4 48. Rh8?! { (-14.69 → Mate in 10) Checkmate is now unavoidable. b6 was best. } (48. b6 Bg4+) 48... Rxh4?! { (Mate in 10 → -128.07) Lost forced checkmate sequence. Kd3 was best. } (48... Kd3 49. Kc1 Rxh4 50. Rxh4 g2 51. Kb2 g1=Q 52. Rxf4 Qh2+ 53. Kb3 Qxf4 54. Kb2 Qd4+ 55. Kb1) 49. Re8+?! { (-128.07 → Mate in 7) Checkmate is now unavoidable. Rxh4 was best. } (49. Rxh4 g2) 49... Kd3 50. Re1 g2 51. Kc1 Rh1 52. Rg1 Rxg1+ 53. Kb2 Rb1+ 54. Ka2 Be6+ 55. Kxb1 Kc3 56. Ka1 g1=Q# { Black wins by checkmate. } 0-1