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[Event "REGIONAL NORTE DE XADREZ 2015 - CBX/FIDE"] [Site "Auditório da Ufopa - Santarém/PA"] [Date "2015.09.06"] [Round "3"] [White "De Souza Monteiro, Marcos Paulo"] [Black "Martins, Clauber F"] [Result "0-1"] [WhiteElo "2052"] [BlackElo "2056"] [Variant "Standard"] [TimeControl "-"] [ECO "D31"] [Opening "Queen's Gambit Declined: Queen's Knight Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 2. c4 d5 3. Nc3 { D31 Queen's Gambit Declined: Queen's Knight Variation } Bb4 4. e3 Nf6 5. Bd3 c5 6. Ne2 Nc6 7. O-O O-O 8. a3 Bxc3 9. bxc3 Qa5 10. f3 dxc4 11. Bxc4 b5 12. Bd3 c4 13. Bb1 Bb7 14. Qc2 e5 15. d5 Ne7 16. e4 Rad8?! { (0.63 → 1.53) Inaccuracy. Qb6+ was best. } (16... Qb6+ 17. Kh1 a5 18. a4 b4 19. cxb4 axb4 20. Qxc4 Ba6 21. Qc2 Nd7 22. a5 Qc5 23. Qd1 Rfc8 24. Bd3) 17. h3?! { (1.53 → 0.70) Inaccuracy. Be3 was best. } (17. Be3 Rfe8 18. Qb2 Bxd5 19. exd5 Nexd5 20. Bf2 Nb6 21. Bc2 e4 22. Bd4 exf3 23. Rxf3 Rxe2 24. Bxh7+ Nxh7) 17... Qb6+ 18. Kh1 Rfe8?! { (0.45 → 1.30) Inaccuracy. a5 was best. } (18... a5 19. f4 Nd7 20. fxe5 Nxe5 21. Qd2 Rfe8 22. Nd4 Nc8 23. a4 b4 24. cxb4 c3 25. Qxc3 axb4 26. a5) 19. Ng3 Ng6 20. Qf2 Qxf2 21. Rxf2 Bc8 22. a4 a6 23. axb5 axb5 24. Rfa2 Nf4 25. Bxf4 exf4 26. Ne2 g5 27. Nd4 Nh5 28. Nxb5 Ng3+ 29. Kg1?! { (1.44 → 0.58) Inaccuracy. Kh2 was best. } (29. Kh2 f5 30. Ra8 fxe4 31. fxe4 Ne2 32. Bc2 Bd7 33. Rxd8 Rxd8 34. Nd6 Nxc3 35. Nxc4 Bb5 36. Nd2 Rc8) 29... Rxd5 30. Nd4 Rdd8 31. Bc2 Be6 32. Ba4 Bd7 33. Bxd7 Rxd7 34. Ra5 f6 35. Rc5 Rb8 36. Rxc4 Ra7 37. Rc8+?! { (0.18 → -0.52) Inaccuracy. Rd1 was best. } (37. Rd1 Rb2 38. Rb4 Rd2 39. Rbb1 Ne2+ 40. Nxe2 Rxe2 41. h4 Kf7 42. hxg5 Raa2 43. Rd7+ Kg6 44. Rbb7 Rxg2+) 37... Rxc8 38. Rxa7 Rxc3 39. Ra1 Rd3 40. Nc2 Rd2 41. Nb4 Kg7 42. Re1 Kf7 43. Kh2?! { (-0.38 → -1.14) Inaccuracy. h4 was best. } (43. h4 h6 44. hxg5 hxg5 45. Nc6 Ke6 46. Kh2 Rd3 47. Nb4 Rd4 48. Nd5 Rd2 49. Nb4 Rd6 50. Ra1 f5) 43... h5 44. Nc6 Ke6 45. Rc1?! { (-0.57 → -1.47) Inaccuracy. Na5 was best. } (45. Na5 Rd3 46. Rc1 f5 47. exf5+ Kxf5 48. Rc5+ Kf6 49. Rc6+ Ke7 50. Rc7+ Kd6 51. Rc6+ Kd7 52. Rc1 h4) 45... f5 46. exf5+ Nxf5 47. Nb4? { (-1.43 → -3.25) Mistake. Re1+ was best. } (47. Re1+ Kd6 48. Nd8 Ne3 49. Kh1 Ke5 50. Nc6+ Kf6 51. h4 gxh4 52. Rg1 Rd6 53. Na5 Ra6 54. Nb3 Ra3) 47... Nh4 48. Rc6+ Kd7 49. Rh6?? { (-3.54 → Mate in 2) Checkmate is now unavoidable. Kg1 was best. } (49. Kg1 Rxg2+ 50. Kf1 Rb2 51. Rc5 Rxb4 52. Rxg5 Rb3 53. Rxh5 Rxf3+ 54. Ke2 Re3+ 55. Kf1 Rxh3 56. Rh6 Rh1+) 49... Nxf3+ { White resigns. } 0-1