[Event "5º Torneo de Ajedrez STJ Arena"] [Site "https://lichess.org/Px5otMkY"] [Date "2024.04.06"] [White "Ib0R37M_STJ"] [Black "EnriqueR_STJ"] [Result "1-0"] [UTCDate "2024.04.06"] [UTCTime "22:53:54"] [WhiteElo "1718"] [BlackElo "1704"] [WhiteRatingDiff "+30"] [BlackRatingDiff "-9"] [Variant "Standard"] [TimeControl "480+0"] [ECO "B22"] [Opening "Sicilian Defense: Alapin Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. c3 { B22 Sicilian Defense: Alapin Variation } e6 3. d4 a6 4. Be3 Qc7?! { (0.25 → 0.81) Inaccuracy. cxd4 was best. } (4... cxd4 5. cxd4 d5 6. e5 Qb6 7. Qd2 Bb4 8. Nc3 Bd7 9. Rc1) 5. Nd2 d6 6. Ngf3 Nc6 7. d5 Ne5 8. Nxe5 dxe5 9. c4 Nf6 10. f3 Be7 11. Qb3 O-O 12. Bd3 Bd7 13. Qc3 b5 14. cxb5?? { (0.56 → -2.06) Blunder. O-O was best. } (14. O-O a5 15. Qc2 exd5 16. exd5 bxc4 17. Bxc4 a4 18. Ne4 Rfb8 19. d6 Bxd6 20. Nxf6+ gxf6) 14... axb5?? { (-2.06 → 0.07) Blunder. exd5 was best. } (14... exd5 15. b6 Qxb6 16. Bf2 Bb5 17. O-O Rfd8 18. Rfd1 Bxd3 19. Qxd3 dxe4 20. Qb3 Qxb3 21. Nxb3) 15. O-O?? { (0.07 → -3.66) Blunder. dxe6 was best. } (15. dxe6) 15... exd5 16. Qc2 d4 17. Bg5 Qd6 18. Bxf6 Qxf6 19. b3 Rac8 20. a4 c4 21. bxc4 bxc4?? { (-3.06 → -0.44) Blunder. bxa4 was best. } (21... bxa4 22. f4 Qh6 23. Kh1 a3 24. Nf3 exf4 25. e5 Bc5 26. Be4 Be6 27. Qd3 Rfd8 28. Rfb1) 22. Nxc4 Be6?! { (-0.48 → 0.17) Inaccuracy. Rc5 was best. } (22... Rc5) 23. Qe2 Qg5 24. g3 Bxc4?! { (-0.38 → 0.30) Inaccuracy. h5 was best. } (24... h5) 25. Bxc4 Bb4 26. Rfb1 Bc3 27. Ra3?! { (0.00 → -0.56) Inaccuracy. Ra2 was best. } (27. Ra2 h5 28. Kg2 h4 29. a5 Bxa5 30. Rxa5 Rxc4 31. Rxe5 Qxe5 32. Qxc4 Qf6 33. Rb5 h3+) 27... Rfd8?! { (-0.56 → 0.13) Inaccuracy. h5 was best. } (27... h5) 28. a5 Rxc4?? { (0.00 → 2.92) Blunder. Qe7 was best. } (28... Qe7 29. Ra2 Qc5 30. Bd3 Bxa5 31. Rb5 Qc1+ 32. Kg2 Bc7 33. Rc2 Qe3 34. Rbc5 Qxe2+ 35. Bxe2) 29. Qxc4 Qe3+ 30. Kg2 Qd2+ 31. Kh3 Qh6+?! { (1.98 → 2.98) Inaccuracy. Bxa5 was best. } (31... Bxa5 32. Qc5 Qh6+ 33. Kg2 Bc3 34. Ra2 Qe6 35. Ra7 Rc8 36. Qe7 d3 37. Rc7 Qa2+ 38. Kh3) 32. Kg2 Qd2+ 33. Kh1 Qc2? { (1.89 → 3.99) Mistake. Bxa5 was best. } (33... Bxa5 34. Qc5) 34. Rab3 Qf2?! { (3.55 → 4.52) Inaccuracy. g6 was best. } (34... g6 35. Rb7 Rf8 36. R7b2 Qxb2 37. Rxb2 Bxb2 38. a6 Ba3 39. Qd5 h5 40. Qxe5 Ra8 41. Qb5) 35. Rb8?? { (4.52 → 0.00) Blunder. Rf1 was best. } (35. Rf1 Qc2 36. a6 Rf8 37. Ra3 Qb2 38. Ra2 Qb6 39. Qd5 Qh6 40. a7 Qh3 41. Rb1 h6) 35... Qxf3+ 36. Kg1 Qe3+ 37. Kf1 Qg5?? { (0.00 → 5.69) Blunder. Qf3+ was best. } (37... Qf3+ 38. Kg1 Qe3+ 39. Kg2 Qxe4+ 40. Kf2 Be1+ 41. Kf1 Qh1+ 42. Ke2 Qxh2+ 43. Kxe1 Qxg3+ 44. Kd2) 38. Rxd8+ Qxd8 39. a6 h6?! { (4.83 → 6.65) Inaccuracy. g6 was best. } (39... g6 40. a7 Kg7 41. Rb7 Qf6+ 42. Kg2 d3 43. Qxd3 Bd4 44. Qf1 Bxa7 45. Qxf6+ Kxf6 46. Rxa7) 40. a7 Qf6+ 41. Kg2 Kh7 42. a8=Q Qg6?? { (6.99 → Mate in 7) Checkmate is now unavoidable. d3 was best. } (42... d3 43. Qxc3 d2 44. Qxd2 Qe6 45. Qe2 Qf6 46. Qa4 Qe6 47. Qad1 Qc6 48. g4 f5) 43. Rb8 Qf6 44. Rh8+ Kg6 45. Qf1 Qe6 46. Qd5 Qe7 47. Qf5# { White wins by checkmate. } 1-0