[Event "Open Entel Ajedrez 2018 Arena"] [Site "https://lichess.org/qzjndW0V"] [Date "2018.11.29"] [White "Bocatadichess"] [Black "j_coca"] [Result "0-1"] [UTCDate "2018.11.29"] [UTCTime "00:30:46"] [WhiteElo "1940"] [BlackElo "2251"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+4"] [BlackTitle "FM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "B06"] [Opening "Modern Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 g6 { B06 Modern Defense } 2. f3 Bg7 3. d4 d6 4. c4 Nh6 5. Nc3 O-O 6. Be3 Kh8 7. h4 f6 8. Qd2 Ng8 9. h5 g5 10. O-O-O h6 11. Nge2 Nc6 12. g4 e5 13. d5 Nce7 14. Kb1 Bd7 15. Ng3 Qb8 16. a3 Rf7 17. Bd3 Bf8 18. Bc2 Nc8 19. b3 a5?! { (1.72 → 2.35) Inaccuracy. a6 was best. } (19... a6) 20. Kb2 c5 21. a4 Nb6 22. Bd3 Be8 23. Qc2 Qc7 24. Kb1?! { (2.72 → 1.98) Inaccuracy. Nb5 was best. } (24. Nb5 Bxb5 25. cxb5 Ne7 26. Rc1 Bg7 27. Kb1 Rff8 28. Bf2 Rfc8 29. Rhe1 Qd8 30. Qd2 Qe8) 24... Nd7 25. Nb5 Qd8 26. Nf5 Nb8 27. Qf2 Na6 28. Bf1 b6 29. Bc1 Nb4 30. Rd2 Rd7 31. Ne3 Ne7 32. Bg2 Nc8 33. Nc3 Na7 34. Na2 Rf7 35. Nxb4?! { (2.35 → 1.25) Inaccuracy. Nc3 was best. } (35. Nc3 Nc8 36. Rdd1 Ne7 37. Bb2 Bg7 38. Qd2 Bd7 39. Ne2 Rf8 40. Bc3 Qb8 41. Ng3 Kh7) 35... axb4 36. Nf5 b5?! { (1.11 → 2.28) Inaccuracy. Nc8 was best. } (36... Nc8 37. Bb2 Rfa7 38. Bf1 Ne7 39. Ne3 Bg7 40. Rh2 Qc7 41. Bd3 Bf7 42. Qg1 Kh7 43. Rhg2) 37. axb5 Bxb5 38. cxb5 Nxb5 39. Rc2?? { (2.42 → -4.56) Blunder. Bf1 was best. } (39. Bf1 Nc3+) 39... Rfa7?? { (-4.56 → -0.67) Blunder. Nc3+ was best. } (39... Nc3+) 40. Bb2 Ra2?? { (-0.70 → 1.90) Blunder. Na3+ was best. } (40... Na3+ 41. Kc1 Nxc2 42. Kxc2 Ra2 43. Rb1 c4 44. bxc4 R8a3 45. Kd1 Rd3+ 46. Ke2 Rb3 47. Ke1) 41. Kc1 Qa5 42. Kd2?? { (2.10 → -5.27) Blunder. Qe2 was best. } (42. Qe2) 42... Nc3?? { (-5.27 → 3.08) Blunder. c4 was best. } (42... c4) 43. Bxc3?? { (3.08 → -2.91) Blunder. Ne3 was best. } (43. Ne3 Nb5 44. Nc4 Qa6 45. Rhc1 Kg7 46. Bf1 Nd4 47. Bxd4 Rxc2+ 48. Rxc2 exd4 49. Qe1 Qa7) 43... bxc3+ 44. Kd3?? { (-2.59 → -6.35) Blunder. Ke1 was best. } (44. Ke1 Qb4 45. Qe2 Qxb3 46. Ne3 Rxc2 47. Qxc2 Ra1+ 48. Kf2 Ra2 49. Rc1 Rxc2+ 50. Rxc2 Be7) 44... Qb5+ 45. Kxc3?? { (-6.22 → Mate in 4) Checkmate is now unavoidable. Ke3 was best. } (45. Ke3 c4 46. bxc4 Qc5+ 47. Kd3 Qxf2 48. Rxf2 Rxf2 49. Rc1 Rxg2 50. Rxc3 Rf2 51. Ke3 Raa2) 45... R2a3?? { (Mate in 4 → 0.00) Lost forced checkmate sequence. Qb4+ was best. } (45... Qb4+ 46. Kd3 Qxb3+ 47. Ke2 Qxc2+ 48. Ke3 R8a3#) 46. Rb1?? { (0.00 → -7.05) Blunder. Rhc1 was best. } (46. Rhc1 Qb4+ 47. Kd3 c4+ 48. Rxc4 Rxb3+ 49. Ke2 Ra2+ 50. R4c2 Rxc2+ 51. Rxc2 Qb5+ 52. Ke1 Rb1+) 46... Qb4+ 47. Kb2?? { (-6.34 → Mate in 2) Checkmate is now unavoidable. Kd3 was best. } (47. Kd3 Rxb3+) 47... Rxb3+ 48. Kc1 Rxb1# { Black wins by checkmate. } 0-1