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[Event "Clasificatorio Arena"] [Site "https://lichess.org/1wTX5uyP"] [Date "2020.05.10"] [White "johanmateoeltigre"] [Black "Mathiasadrian"] [Result "0-1"] [UTCDate "2020.05.10"] [UTCTime "00:13:01"] [WhiteElo "1184"] [BlackElo "1499"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+6"] [Variant "Standard"] [TimeControl "420+0"] [ECO "A45"] [Opening "Indian Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 { A45 Indian Defense } 2. e3 e6 3. c3 d5 4. Nf3 Nc6?! { (-0.09 → 0.53) Inaccuracy. Nbd7 was best. } (4... Nbd7 5. Nbd2 Bd6 6. Be2 O-O 7. O-O b6 8. b3 Bb7 9. Bb2) 5. b4?! { (0.53 → -0.08) Inaccuracy. c4 was best. } (5. c4 Bd6 6. Nbd2 O-O 7. Bd3 Re8 8. O-O a5 9. h3 Nb4) 5... a6 6. a4?! { (0.12 → -0.44) Inaccuracy. Bb2 was best. } (6. Bb2 Bd6 7. a3 Qe7 8. Nbd2 e5 9. dxe5 Nxe5 10. c4 Nxf3+) 6... Bd7 7. b5 axb5 8. h3?? { (-0.25 → -2.15) Blunder. Bxb5 was best. } (8. Bxb5 Bd6 9. O-O Ne7 10. Bxd7+ Qxd7 11. Nbd2 c5 12. dxc5 Bxc5 13. c4 O-O 14. cxd5 Nexd5) 8... bxa4 9. Rxa4 Rxa4 10. Qxa4 Ne7? { (-1.93 → -0.57) Mistake. Ne5 was best. } (10... Ne5) 11. Qa1 g6 12. h4?! { (-0.65 → -1.31) Inaccuracy. Nbd2 was best. } (12. Nbd2 Bg7) 12... Bg7 13. h5?! { (-1.41 → -2.15) Inaccuracy. Ba3 was best. } (13. Ba3 O-O 14. Nbd2 h5 15. Ne5 Re8 16. Bxe7 Rxe7 17. Be2 Ne8 18. O-O Nd6 19. Nxd7 Qxd7) 13... Nxh5 14. g4 Nf6 15. Bb2? { (-2.67 → -4.28) Mistake. Ne5 was best. } (15. Ne5 Nc6 16. Nxd7 Kxd7 17. Rg1 Ne4 18. Nd2 Qa8 19. Qb2 Nd6 20. Be2 Qa7 21. Kf1 Ra8) 15... Nxg4 16. Bd3 Nf6 17. c4 O-O 18. cxd5 Nexd5 19. e4?! { (-4.36 → -6.58) Inaccuracy. Qa3 was best. } (19. Qa3 Ng4) 19... Nf4 20. Bc2 Ng2+ 21. Kd1 Nf4 22. Bc1 N4h5 23. d5?! { (-5.38 → -9.93) Inaccuracy. Qc3 was best. } (23. Qc3 Ng4 24. Be3 f5 25. Ne5 Nxe5 26. dxe5 Bc6+ 27. Nd2 fxe4 28. Ke1 Rf5 29. Bd4 e3) 23... exd5 24. exd5 Nxd5 25. Bb2 Bxb2 26. Qxb2 Bc6 27. Ne5 Qf6 28. Na3 Re8 29. Nac4 b5 30. Na3 Qxe5 31. Qb1? { (-9.23 → Mate in 10) Checkmate is now unavoidable. Qxe5 was best. } (31. Qxe5 Rxe5 32. Re1 Nc3+ 33. Kd2 Rxe1 34. Kxe1 b4 35. Nc4 Bd5 36. Bb3 Nf4 37. Kd2 c5) 31... Qe2+?! { (Mate in 10 → -23.16) Lost forced checkmate sequence. Nc3+ was best. } (31... Nc3+ 32. Kc1 Nxb1 33. Nxb1 Bxh1 34. Bd3 Qc5+ 35. Kb2 Nf4 36. Bc4 Qb4+ 37. Kc2 Qxc4+ 38. Kb2) 32. Kc1 Nc3 33. Qb2 Nd5 34. Nxb5 Qxb5 35. Qa1?! { (-12.40 → Mate in 13) Checkmate is now unavoidable. Qxb5 was best. } (35. Qxb5 Bxb5 36. Bd1 Nhf4 37. Bf3 Nd3+ 38. Kd2 N5f4 39. Rh4 h5 40. Bd1 Rd8 41. Kc3 Nxf2) 35... Qc5 36. f3?! { (-62.57 → Mate in 7) Checkmate is now unavoidable. Qb2 was best. } (36. Qb2 Nb4) 36... Qc3?! { (Mate in 7 → -12.44) Lost forced checkmate sequence. Qe3+ was best. } (36... Qe3+ 37. Kb1 Rb8+ 38. Bb3 Qxb3+ 39. Kc1 Ba4 40. Qxa4 Qb2+ 41. Kd1 Nc3+ 42. Ke1 Qe2#) 37. Qa7?! { (-12.44 → Mate in 5) Checkmate is now unavoidable. Qxc3 was best. } (37. Qxc3 Nxc3 38. Kd2 Ne2 39. Ra1 Bxf3 40. Ra3 Bg4 41. Bd1 Nhf4 42. Ra7 Re7 43. Ra8+ Kg7) 37... Bd7 38. Rd1 Ng3 39. Rxd5 Ne2+ 40. Kb1 Qb4+ 41. Ka1 Nc3 42. Rxd7 Re1+ 43. Rd1 Rxd1+ 44. Bxd1 Qb1# { Black wins by checkmate. } 0-1