[Event "Equipos practicando Arena"] [Site "https://lichess.org/Rs4NpuXm"] [Date "2024.05.04"] [White "ksm29"] [Black "AlejandraLedesmaG3"] [Result "0-1"] [UTCDate "2024.05.04"] [UTCTime "23:39:58"] [WhiteElo "1430"] [BlackElo "1555"] [WhiteRatingDiff "-22"] [BlackRatingDiff "+18"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B20"] [Opening "Sicilian Defense: Staunton-Cochrane Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. c4 { B20 Sicilian Defense: Staunton-Cochrane Variation } b6 3. Nc3 Bb7 4. Nf3 Qc7?! { (0.33 → 1.05) Inaccuracy. e6 was best. } (4... e6 5. d4 cxd4 6. Nxd4 Nf6 7. f3 Nc6 8. Be3 Be7 9. Be2) 5. d3?! { (1.05 → 0.46) Inaccuracy. d4 was best. } (5. d4 cxd4 6. Nxd4 a6 7. Nd5 Qd8 8. Bg5 f6 9. Be3 e6 10. Nc3 Nc6 11. Nb3 Bb4) 5... d6 6. Be2 Nd7 7. O-O?! { (1.04 → 0.48) Inaccuracy. d4 was best. } (7. d4) 7... Ngf6 8. a3 Ng4? { (0.30 → 1.48) Mistake. e6 was best. } (8... e6 9. Ne1) 9. Nd5?! { (1.48 → 0.72) Inaccuracy. d4 was best. } (9. d4 a6) 9... Bxd5 10. exd5 Nge5?! { (0.98 → 1.98) Inaccuracy. g6 was best. } (10... g6 11. Nh4 Ngf6 12. g4 Bg7 13. f4 O-O 14. a4 h6 15. Kh1 Nh7 16. Bf3 a6 17. Be4) 11. Bf4?! { (1.98 → 1.00) Inaccuracy. Nh4 was best. } (11. Nh4) 11... Nxf3+ 12. Bxf3 e6?? { (0.86 → 6.31) Blunder. g6 was best. } (12... g6 13. Qd2 Bg7 14. Rae1 Nf6 15. Re2 O-O 16. Rfe1 Rfe8 17. Re3 Qd7 18. h3 Kf8 19. b3) 13. Re1?? { (6.31 → 0.51) Blunder. dxe6 was best. } (13. dxe6 O-O-O 14. exd7+ Qxd7 15. a4 a5 16. Qb3 Qc7 17. d4 Be7 18. dxc5 Qxc5 19. g3) 13... e5 14. Bg3?! { (0.45 → -0.16) Inaccuracy. Qa4 was best. } (14. Qa4) 14... Be7 15. Qd2 O-O 16. d4? { (-0.64 → -2.24) Mistake. Bd1 was best. } (16. Bd1 f5) 16... cxd4 17. b3?! { (-2.44 → -3.16) Inaccuracy. Bd1 was best. } (17. Bd1 f5 18. f4 e4 19. Qxd4 Nc5 20. Bc2 Bf6 21. Qe3 Bxb2 22. Rab1 Bf6 23. Bf2 h5) 17... a6?! { (-3.16 → -2.26) Inaccuracy. f5 was best. } (17... f5 18. h3 Bf6 19. Bd1 e4 20. Rb1 Ne5 21. Kh1 Rae8 22. Bh2 Qc5 23. f3 e3 24. Qe2) 18. Qd3?! { (-2.26 → -3.47) Inaccuracy. Bd1 was best. } (18. Bd1 f5 19. f3 a5 20. Bf2 Bf6 21. Bc2 g6 22. Rac1 Rf7 23. Kh1 Qc5 24. b4 Qc7) 18... Rae8?! { (-3.47 → -2.70) Inaccuracy. f5 was best. } (18... f5 19. b4 f4 20. Be4 h6 21. Bf5 fxg3 22. hxg3 Kh8 23. f4 Qd8 24. Be6 Qe8 25. Bf5) 19. Be4?! { (-2.70 → -3.93) Inaccuracy. Be2 was best. } (19. Be2 f5 20. f3 Nc5 21. Qd1 Qd7 22. Bf2 Bf6 23. Bf1 h5 24. b4 Na4 25. Rc1 g6) 19... Nf6? { (-3.93 → -2.25) Mistake. g6 was best. } (19... g6 20. Qb1 f5 21. Bd3 e4 22. Bf1 Bg5 23. h3 d3 24. Bh2 Bf6 25. Ra2 Bc3 26. Rc1) 20. Rac1? { (-2.25 → -3.83) Mistake. f3 was best. } (20. f3 g6 21. Bf2 Nxe4 22. Rxe4 f5 23. Re2 Bf6 24. a4 a5 25. h3 Qd7 26. Rb1 Re7) 20... Nxe4 21. Qxe4?! { (-3.89 → -5.07) Inaccuracy. Rxe4 was best. } (21. Rxe4 f5 22. Rh4 Bxh4 23. Bxh4 h6 24. f4 exf4 25. Bf2 Re4 26. Bxd4 Rfe8 27. Bf2 Qe7) 21... Bg5?? { (-5.07 → -1.74) Blunder. f5 was best. } (21... f5 22. Qd3 f4 23. Bxf4 Rxf4 24. b4 Rff8 25. f4 Rxf4 26. Rf1 Bf6 27. c5 dxc5 28. g3) 22. Rcd1?? { (-1.74 → -5.07) Blunder. f4 was best. } (22. f4 f5 23. Qd3 exf4 24. Rxe8 Rxe8 25. Bf2 f3 26. Rf1 fxg2 27. Kxg2 g6 28. Qxd4 Re2) 22... f5 23. Qe2 Bf4?? { (-5.37 → 0.65) Blunder. f4 was best. } (23... f4 24. Bxf4 Rxf4 25. g3 Rff8 26. f4 Bf6 27. fxe5 Bxe5 28. Qg4 Qf7 29. Rf1 Bf6 30. Rf4) 24. Bh4?? { (0.65 → -3.02) Blunder. Bxf4 was best. } (24. Bxf4 exf4) 24... e4?! { (-3.02 → -1.84) Inaccuracy. Bh6 was best. } (24... Bh6 25. h3 Qc5 26. b4 Qc7 27. Qd3 e4 28. Qxd4 g5 29. Bg3 f4 30. Bxf4 Rxf4 31. c5) 25. f3?? { (-1.84 → -4.96) Blunder. Rxd4 was best. } (25. Rxd4) 25... d3 26. Qf2 Be5?! { (-5.44 → -3.98) Inaccuracy. d2 was best. } (26... d2 27. Rf1 e3 28. Qe2 b5 29. g3 Bh6 30. f4 Re4 31. cxb5 axb5 32. Rf3 Rfe8 33. Bg5) 27. fxe4 fxe4 28. Qe3 Bc3 29. Rf1 Rxf1+ 30. Kxf1 Qf7+ 31. Kg1 Qg6?! { (-6.26 → -4.23) Inaccuracy. Qh5 was best. } (31... Qh5 32. Rc1 d2 33. Qxc3 dxc1=Q+ 34. Qxc1 Qxh4 35. Qe3 Qh5 36. h3 Qe5 37. c5 bxc5 38. b4) 32. Qxb6? { (-4.23 → -8.27) Mistake. Be1 was best. } (32. Be1 Bf6 33. Bd2 h6 34. Qf2 b5 35. Be3 bxc4 36. bxc4 Rc8 37. Rc1 Be5 38. Qh4 Kh7) 32... Qg4 33. Rf1 Qxh4 34. Qxd6?! { (-6.64 → -12.26) Inaccuracy. Qe3 was best. } (34. Qe3 Qh5 35. h4 d2 36. Qxc3 d1=Q 37. Rxd1 Qxd1+ 38. Kf2 Rf8+ 39. Kg3 Qd3+ 40. Qxd3 exd3) 34... Bf6?! { (-12.26 → -6.46) Inaccuracy. Bd4+ was best. } (34... Bd4+ 35. Kh1 e3 36. Qf6 Qxf6 37. Rxf6 gxf6 38. g4 e2 39. Kg2 d2 40. d6) 35. Qxa6?? { (-6.46 → Mate in 11) Checkmate is now unavoidable. Qc6 was best. } (35. Qc6 Qh5 36. d6 d2 37. Kh1 d1=Q 38. Qxe8+ Qxe8 39. Rxd1 Qh5 40. Re1 Qf5 41. h3 Bd8) 35... e3 36. g3?! { (-18.26 → Mate in 9) Checkmate is now unavoidable. Qc6 was best. } (36. Qc6 Qe4) 36... Qe4 37. d6 e2 38. Re1 Bd4# { Black wins by checkmate. } 0-1