[Event "Kejohanan Catur Online IPGM Arena"] [Site "https://lichess.org/YO2BtfAz"] [Date "2020.06.24"] [White "Naimedna"] [Black "Mal_47"] [Result "1-0"] [UTCDate "2020.06.24"] [UTCTime "03:05:26"] [WhiteElo "1718"] [BlackElo "1661"] [WhiteRatingDiff "+31"] [BlackRatingDiff "-14"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D04"] [Opening "Queen's Pawn Game: Colle System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. e3 Nf6 3. Nf3 { D04 Queen's Pawn Game: Colle System } g6 4. Be2 Bg7 5. O-O O-O 6. b3 Nc6?! { (-0.24 → 0.73) Inaccuracy. c5 was best. } (6... c5 7. c3 Nbd7 8. Bb2 b6 9. Nbd2 Bb7 10. c4 dxc4 11. Nxc4) 7. Bb2 e6 8. a3 Bd7 9. c4 a6 10. cxd5? { (0.97 → -0.18) Mistake. Nc3 was best. } (10. Nc3 Ne4 11. Qc2 Nxc3 12. Bxc3 a5 13. b4 a4 14. Rfd1 Ne7 15. Rac1 c6 16. c5 f6) 10... exd5 11. Nbd2 b5? { (-0.29 → 1.15) Mistake. Ne7 was best. } (11... Ne7 12. a4 Nf5 13. Ne5 Be6 14. Nd3 Nd6 15. Nf3 c6 16. Nfe5 Re8 17. Nf4 Bf5 18. g4) 12. b4?! { (1.15 → 0.47) Inaccuracy. Rc1 was best. } (12. Rc1 Ne7 13. Ne5 Rc8 14. a4 c6 15. Ba3 Re8 16. Bc5 Bf5 17. h3 Nd7 18. Nxd7 Bxd7) 12... Bg4?! { (0.47 → 1.19) Inaccuracy. Ne7 was best. } (12... Ne7 13. Rc1) 13. Nh4? { (1.19 → 0.08) Mistake. h3 was best. } (13. h3) 13... Bxe2 14. Qxe2 Ne4 15. Nhf3 Nd6 16. Rac1 f5?? { (-0.29 → 5.41) Blunder. Nc4 was best. } (16... Nc4 17. Nxc4) 17. Rxc6 Ne4?! { (5.50 → 7.71) Inaccuracy. Rf6 was best. } (17... Rf6 18. Ne5) 18. Rfc1 Rc8 19. Rxa6 g5 20. Nxe4 fxe4 21. Nd2 Rf6 22. Qxb5 Rxa6 23. Qxa6 Qd7 24. Qc6 Qxc6 25. Rxc6 h5 26. Rg6 g4 27. Rg5 h4 28. Rxg4 c6 29. Rxh4 Kf7 30. Rf4+ Bf6 31. a4 Rb8 32. Ba3 Ra8 33. a5 Ke6 34. Nb3 Bg5 35. Nc5+ Kd6 36. Rg4 Be7 37. Rg6+ Kc7 38. Ne6+ Kb7 39. Rg7 Ka6?! { (60.81 → Mate in 9) Checkmate is now unavoidable. Re8 was best. } (39... Re8 40. b5 cxb5 41. Rxe7+ Rxe7 42. Bxe7 Ka6 43. Bb4 Kb7 44. Nf4 Kc6 45. Bc5 Kc7 46. Nxd5+) 40. Rxe7?! { (Mate in 9 → 62.80) Lost forced checkmate sequence. Nc7+ was best. } (40. Nc7+ Kb7 41. Nxa8 c5 42. b5 Kc8 43. Rxe7 cxd4 44. b6 dxe3 45. b7+ Kb8 46. Bd6+ Ka7) 40... Kb5?! { (62.80 → Mate in 12) Checkmate is now unavoidable. Rh8 was best. } (40... Rh8) 41. Rb7+?! { (Mate in 12 → 31.16) Lost forced checkmate sequence. Nc7+ was best. } (41. Nc7+ Kc4 42. Nxa8 Kb3 43. Nc7 Kc2 44. a6 Kb3 45. a7 c5 46. bxc5 Kxa3 47. a8=Q+ Kb4) 41... Ka4 42. Bc1 Kb3 43. Nc5+ Kc2 44. Ba3 Rc8 45. a6 Rh8 46. a7 Kc3?! { (31.78 → Mate in 7) Checkmate is now unavoidable. Ra8 was best. } (46... Ra8 47. b5) 47. Rb8 Rxh2 48. Kxh2 Kd2 49. a8=Q Ke2 50. Qa6+ Kxf2 51. Rf8+ Kxe3 52. Bc1+ Kxd4 53. b5 Kxc5 54. Qxc6+ Kd4 55. Bb2+ Kd3 56. Qc3+ Ke2 57. Bc1 Kd1 58. Qd2# { White wins by checkmate. } 1-0