[Event "IGF Chess Tournament Arena"] [Site "https://lichess.org/8FxN1XJx"] [Date "2021.03.26"] [White "Ratul-Bangladesh"] [Black "Sudipto11"] [Result "1-0"] [UTCDate "2021.03.26"] [UTCTime "09:36:15"] [WhiteElo "1434"] [BlackElo "1560"] [WhiteRatingDiff "+30"] [BlackRatingDiff "-80"] [Variant "Standard"] [TimeControl "360+3"] [ECO "B00"] [Opening "Nimzowitsch Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 Nc6 { B00 Nimzowitsch Defense } 2. Qf3? { (0.44 → -0.90) Mistake. d4 was best. } (2. d4 d5 3. e5 Bf5 4. c3 a6 5. Nd2 e6 6. g3 Qd7) 2... Nf6 3. Bc4 e5?! { (-0.95 → 0.00) Inaccuracy. Ne5 was best. } (3... Ne5 4. Qc3 Nxc4 5. Qxc4 d5 6. exd5 Qxd5 7. Qxd5 Nxd5 8. d3) 4. Qd3?? { (0.00 → -1.92) Blunder. Ne2 was best. } (4. Ne2 d6 5. Nbc3 Bg4 6. Qe3 Nb4 7. Bb3 Be6 8. Ba4+ Bd7) 4... Nb4? { (-1.92 → -0.28) Mistake. d5 was best. } (4... d5 5. Bxd5 Nxd5 6. Qxd5 Qg5 7. Kf1 Nd4 8. Qc4 Be6 9. Qd3) 5. Qb3 Qe7?! { (-0.82 → -0.14) Inaccuracy. d5 was best. } (5... d5 6. exd5 a6 7. a3 Nbxd5 8. Nc3 c6 9. Bxd5 cxd5 10. d4) 6. a3?! { (-0.14 → -1.21) Inaccuracy. c3 was best. } (6. c3 Nc6) 6... Nc6 7. Qf3? { (-0.68 → -2.31) Mistake. Nf3 was best. } (7. Nf3) 7... Nd4 8. Qd3?? { (-2.57 → -6.55) Blunder. Qd1 was best. } (8. Qd1) 8... d6?? { (-6.55 → -0.90) Blunder. d5 was best. } (8... d5 9. Bxd5 Nxd5 10. Ne2 Nxe2 11. Qxe2 Nf4 12. Qf3 Qg5 13. Qg3 Qg6 14. Qxg6 hxg6 15. d3) 9. Nf3?? { (-0.90 → -3.56) Blunder. c3 was best. } (9. c3) 9... Nc6?? { (-3.56 → -0.13) Blunder. d5 was best. } (9... d5) 10. Nc3 Na5?! { (-0.37 → 0.60) Inaccuracy. g6 was best. } (10... g6) 11. Bb5+ Bd7 12. a4 Bxb5?? { (0.13 → 5.50) Blunder. Nc6 was best. } (12... Nc6 13. Bxc6 Bxc6 14. O-O g6 15. Qc4 Bg7 16. d4 exd4 17. Nxd4 Qd7 18. a5 O-O 19. Nxc6) 13. Qxb5+ c6 14. Qxa5 Qd8 15. Qb4 d5 16. Qxb7 dxe4 17. Qxc6+ Qd7 18. Qxa8+ Qd8 19. Qc6+ Qd7 20. Nxe5 Qxc6 21. Nxc6 Bd6 22. d4 Kd7 23. Nxa7 Bb8 24. Nab5 Rc8 25. a5 Re8 26. a6 Bc7 27. Ra4 Ng4 28. Rc4 e3 29. Rxc7+ Kd8?! { (24.95 → Mate in 5) Checkmate is now unavoidable. Ke6 was best. } (29... Ke6 30. fxe3 Nf6 31. e4 Nxe4 32. Nxe4 Rb8 33. c4 Kf5 34. Nbd6+ Kg6 35. h4 h5 36. Rf1) 30. fxe3?! { (Mate in 5 → 26.75) Lost forced checkmate sequence. a7 was best. } (30. a7 exf2+ 31. Kd2 f1=N+ 32. Rxf1 Re2+ 33. Nxe2 g6 34. a8=Q#) 30... Rxe3+?! { (26.75 → Mate in 5) Checkmate is now unavoidable. Re7 was best. } (30... Re7 31. Rxe7) 31. Bxe3 Nxe3 32. Rxf7 Nxc2+ 33. Kd2 Nb4 34. Rxg7 Nxa6 35. Rxh7 Nb4 36. Rf1 Nd5 37. Rf8# { White wins by checkmate. } 1-0