[Event "Practica selectivo olimpiada Arena"] [Site "https://lichess.org/E7WTfJt8"] [Date "2021.07.26"] [White "Paulachess2006"] [Black "darkwarrior86"] [Result "0-1"] [UTCDate "2021.07.26"] [UTCTime "22:46:35"] [WhiteElo "2209"] [BlackElo "2268"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+13"] [WhiteTitle "WFM"] [Variant "Standard"] [TimeControl "600+5"] [ECO "B13"] [Opening "Caro-Kann Defense: Exchange Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c6 2. d4 d5 3. exd5 { B13 Caro-Kann Defense: Exchange Variation } cxd5 4. c3 Nf6 5. Nf3 Bf5 6. g3 Nc6 7. Bg2 e6 8. O-O Bd6 9. Re1 O-O 10. Nbd2 Rb8 11. Qe2 b5?! { (-0.62 → 0.12) Inaccuracy. h6 was best. } (11... h6 12. Ne5 Nd7 13. Nxd7 Qxd7 14. a4 Rfe8 15. Nf3 Na5 16. Be3 Rbc8 17. Nd2 Rc6 18. Bf1) 12. a3 a5 13. Nf1 b4?! { (-0.75 → -0.17) Inaccuracy. h6 was best. } (13... h6 14. Ne5) 14. Ne3?! { (-0.17 → -0.75) Inaccuracy. axb4 was best. } (14. axb4 axb4 15. c4 dxc4 16. Qxc4 Rc8 17. Nh4 Ne7 18. Qe2 Bb8 19. Qb5 Qxd4 20. Nxf5 Nxf5) 14... Be4 15. Bd2? { (-0.73 → -2.38) Mistake. axb4 was best. } (15. axb4 axb4 16. Rd1 Qb6 17. Ra6 Qb7 18. Bd2 h6 19. Rda1 Rfc8 20. Be1 Ne8 21. Bf1 Nc7) 15... bxa3 16. bxa3 Rb3?! { (-2.33 → -1.60) Inaccuracy. a4 was best. } (16... a4 17. Qd1 Rb3 18. c4 Qa8 19. c5 Bc7 20. Nc2 h6 21. Re3 Bxc2 22. Qxc2 Rfb8 23. Qc1) 17. a4 Qb6 18. Red1 h6 19. Be1 Rb8 20. c4?? { (-0.93 → -5.17) Blunder. Nd2 was best. } (20. Nd2 Rb2 21. Rdc1 Bxg2 22. Kxg2 Ne4 23. Nd1 Nxd2 24. Nxb2 Nb3 25. Nd1 Nxa1 26. Rxa1 g6) 20... Bxf3 21. Bxf3 Nxd4 22. Rxd4 Qxd4 23. Rd1 Qb2?! { (-5.38 → -3.80) Inaccuracy. Qe5 was best. } (23... Qe5 24. cxd5 Bc5 25. dxe6 Qxe6 26. Nd5 Nxd5 27. Rxd5 Qxe2 28. Bxe2 Rb1 29. Rxc5 Rxe1+ 30. Bf1) 24. Rd2?! { (-3.80 → -5.81) Inaccuracy. Qxb2 was best. } (24. Qxb2 Rxb2 25. cxd5 Nxd5 26. Nxd5 exd5 27. Bxa5 Rb1 28. Rxb1 Rxb1+ 29. Kg2 d4 30. Be2 Rb3) 24... Qa3 25. cxd5 Bb4?! { (-4.91 → -3.23) Inaccuracy. exd5 was best. } (25... exd5) 26. Nc2 Qc1 27. Nxb4?! { (-2.90 → -4.23) Inaccuracy. Rd1 was best. } (27. Rd1 Qb2) 27... R3xb4?? { (-4.23 → 0.09) Blunder. axb4 was best. } (27... axb4 28. Rd1 Qc8 29. dxe6 Qxe6 30. Kg2 Qxe2 31. Bxe2 Rb2 32. Bf3 b3 33. a5 Ra2 34. Bc3) 28. dxe6 Rb1 29. exf7+ Kxf7 30. Rd1 Qxd1 31. Qc4+ Kf8 32. Bxd1 Rxd1 33. Qc5+ Kg8 34. Qc4+?? { (-0.47 → -4.67) Blunder. Kf1 was best. } (34. Kf1) 34... Kh8 35. Kf1 Rbb1 36. Qc8+ Ng8 37. Kg2 Rxe1 38. Qc5 Re2?! { (-4.67 → -3.71) Inaccuracy. Rg1+ was best. } (38... Rg1+) 39. Qxa5 Ra2 40. Qf5 Rba1 41. h4 Rxa4 42. Qf3 R1a3 43. Qe2 Ra2 44. Qf3 Rd4 45. Qe3 Rdd2 46. Qb6 Rxf2+ 47. Qxf2 Rxf2+ 48. Kxf2 Nf6 49. Kf3 h5 50. Kf4 Kg8 51. Kg5 Kf7 52. Kf5 g6+ 53. Kg5 Ng4 54. Kf4 Kf6 55. Ke4 Ke6 56. Kf4 Kf7 57. Kg5 Nh2 58. Kf4 Kf6 59. Ke4 Nf1 60. Kf4 Nd2 61. g4 Nc4 62. gxh5 gxh5 63. Ke4 Ne5 64. Kf4 Ng6+ 65. Kg3 Kf5 66. Kh3?! { (-63.84 → Mate in 21) Checkmate is now unavoidable. Kh2 was best. } (66. Kh2 Kg4 67. Kg2 Nxh4+ 68. Kf2 Ng6 69. Kg2 Nf4+ 70. Kf2 Nh3+ 71. Ke3 Ng5 72. Kd3 h4) 66... Kf4 67. Kg2 Kg4 68. Kh2 Nxh4 69. Kh1 Nf5 70. Kg1 h4 71. Kh2 h3 72. Kg1 Kg3 73. Kh1 Nd6 74. Kg1 Ne4 75. Kh1 Nf2+ 76. Kg1 h2+ 77. Kf1 h1=Q+ 78. Ke2 Qd1+ 79. Ke3 Qd3# { Black wins by checkmate. } 0-1