[Event "8º Torneio dos Campeões Arena"] [Site "https://lichess.org/45PGTsAq"] [Date "2020.11.02"] [White "ivanpfontanini"] [Black "CelsoBritto"] [Result "0-1"] [UTCDate "2020.11.02"] [UTCTime "00:00:00"] [WhiteElo "1858"] [BlackElo "1881"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+33"] [Variant "Standard"] [TimeControl "600+0"] [ECO "A45"] [Opening "Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 { A45 Indian Defense } 2. Bf4 g6 3. e3 Bg7 4. Nf3 d6 5. Be2 Nh5 6. Bg5 h6 7. Bh4 g5 8. Bg3 Nxg3 9. hxg3 O-O?! { (-0.17 → 0.60) Inaccuracy. c5 was best. } (9... c5 10. c3) 10. Nc3 Nc6 11. a3 e5 12. dxe5 Nxe5 13. Nd4?! { (0.84 → -0.22) Inaccuracy. Nxe5 was best. } (13. Nxe5 dxe5) 13... a6?! { (-0.22 → 0.52) Inaccuracy. Re8 was best. } (13... Re8) 14. Bd3? { (0.52 → -0.94) Mistake. f4 was best. } (14. f4 c5 15. Nb3 Nc6 16. Qd2 Re8 17. O-O-O Be6 18. Kb1 Qe7 19. Nc1 Rad8 20. Bf3 d5) 14... Bg4? { (-0.94 → 0.28) Mistake. Re8 was best. } (14... Re8 15. Qd2 c5 16. Nf3 Nxd3+ 17. Qxd3 Be6 18. O-O-O g4 19. Nh4 Qf6 20. Qxd6 Qxf2 21. Qf4) 15. f3?! { (0.28 → -0.75) Inaccuracy. Be2 was best. } (15. Be2 Bd7 16. f4 Nc6 17. Qd2 Nxd4 18. exd4 c6 19. Rh5 f5 20. fxg5 Be8 21. Rxh6 Bxh6) 15... Nxd3+? { (-0.75 → 0.45) Mistake. Bd7 was best. } (15... Bd7 16. Qe2) 16. Qxd3 Bd7 17. Nf5? { (0.66 → -0.49) Mistake. O-O-O was best. } (17. O-O-O Re8) 17... Bxf5 18. Qxf5 Re8 19. e4 Re5 20. Qh3 c6 21. O-O-O Re6 22. Ne2?! { (-0.53 → -1.26) Inaccuracy. Rd3 was best. } (22. Rd3 a5) 22... Qb6 23. b3?? { (-0.95 → -6.33) Blunder. c3 was best. } (23. c3 d5 24. Nd4 Bxd4 25. Rxd4 dxe4 26. Qf5 exf3 27. gxf3 Qb5 28. Qxb5 axb5 29. Rd7 Rae8) 23... Qe3+ 24. Rd2 Rd8?! { (-5.27 → -3.42) Inaccuracy. Qc5 was best. } (24... Qc5) 25. Rd1?! { (-3.42 → -4.48) Inaccuracy. g4 was best. } (25. g4) 25... d5 26. exd5?? { (-4.08 → -12.08) Blunder. Kb1 was best. } (26. Kb1 Qc5) 26... Rxd5 27. f4 Rxd2 28. Rxd2 Rd6 29. Qc8+ Bf8 30. Qg4?! { (-15.76 → Mate in 8) Checkmate is now unavoidable. b4 was best. } (30. b4) 30... Qxd2+ 31. Kb2 Bg7+ 32. Kb1 Qd1+ 33. Nc1 Qxg4 34. fxg5 Rd1 35. gxh6 Bxh6 36. Kb2 Bxc1+ 37. Kc3 Qd4# { Black wins by checkmate. } 0-1