[Event "Курчатовский марафон. Группа В"] [Site "https://lichess.org/9BABGT8Q"] [Date "2024.10.06"] [White "AlexP2016"] [Black "gert79"] [Result "0-1"] [UTCDate "2024.10.06"] [UTCTime "16:09:06"] [WhiteElo "1544"] [BlackElo "1047"] [WhiteRatingDiff "-14"] [BlackRatingDiff "+55"] [Variant "Standard"] [TimeControl "300+3"] [ECO "B43"] [Opening "Sicilian Defense: Kan Variation, Knight Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 { B43 Sicilian Defense: Kan Variation, Knight Variation } Qc7 6. Qf3 Nf6 7. Bc4?? { (0.30 → -3.60) Blunder. Be2 was best. } (7. Be2 Bd6 8. Be3 h6 9. O-O-O Be5 10. Rhf1 Nc6 11. h4 Nxd4) 7... Bc5?? { (-3.60 → -0.05) Blunder. Qxc4 was best. } (7... Qxc4 8. Be3 Nc6 9. O-O-O d6 10. Nb3 Ne5 11. Qg3 Qc7 12. f4 Ng6 13. Rd2) 8. Qd3?! { (-0.05 → -0.90) Inaccuracy. Nb3 was best. } (8. Nb3) 8... O-O 9. Be3?! { (-0.76 → -1.49) Inaccuracy. Bb3 was best. } (9. Bb3) 9... Nc6? { (-1.49 → 0.15) Mistake. Ng4 was best. } (9... Ng4 10. Nd1 b5 11. Bb3 Bb7 12. c3 b4 13. Rc1 Ne5 14. Qb1 a5 15. O-O) 10. Nxc6 Bxe3?! { (0.03 → 1.03) Inaccuracy. Qxc6 was best. } (10... Qxc6 11. Bxc5 Qxc5 12. Bb3 b5 13. f3 Bb7 14. O-O-O Bc6 15. Qd6 Qa7 16. Qd4) 11. Ne7+ Kh8 12. Qxe3?! { (1.00 → 0.38) Inaccuracy. fxe3 was best. } (12. fxe3) 12... Qxc4 13. h4? { (0.75 → -0.86) Mistake. O-O-O was best. } (13. O-O-O) 13... Qb4? { (-0.86 → 0.31) Mistake. Re8 was best. } (13... Re8 14. Nxc8 Raxc8 15. O-O-O b5 16. Rd4 Qc5 17. Rd3 Qc6 18. a3 a5 19. e5) 14. Nxc8 Raxc8 15. O-O?? { (0.26 → -3.13) Blunder. O-O-O was best. } (15. O-O-O) 15... Qxb2 16. Ne2 Rxc2 17. Rfb1 Qe5 18. Nd4 Rc4?! { (-4.91 → -3.48) Inaccuracy. Ng4 was best. } (18... Ng4 19. Qg3 Qxd4 20. Qxg4 Rxf2 21. Kh1 h6 22. Qg3 Rd2 23. Qe1 d5 24. Rd1) 19. Rd1?! { (-3.48 → -4.41) Inaccuracy. Nf3 was best. } (19. Nf3 Qc7 20. e5 Nd5 21. Qa7 Rb8 22. a4 h6 23. a5 Nc3 24. Rb3 Kg8) 19... Qxe4 20. Qxe4 Nxe4 21. f3 Nf6 22. Rab1 b5 23. Ne2 Rc2 24. a3?! { (-4.73 → -6.62) Inaccuracy. Nf4 was best. } (24. Nf4 Rxa2 25. Rd6 h5 26. Nd3 Rd2 27. Ra1 Ra8 28. Ne5 Rxd6 29. Nxf7+ Kg8) 24... Rxe2 25. Rdc1 Nd5 26. Kh2 Nf4 27. Kg3 Nxg2 28. Rg1 Ne3 29. Rgd1 Nf5+ 30. Kf4 Nxh4 31. Rxd7 Rf2 32. Kg3 Nxf3?? { (-5.82 → -2.40) Blunder. Rxf3+ was best. } (32... Rxf3+ 33. Kxh4 h6 34. Kg4 Rf5 35. Ra7 Kh7 36. Rxa6 Rc8 37. Kg3 Rc4 38. Ra5) 33. Kxf2 Ng5 34. Rbd1 Ne4+?! { (-3.01 → -2.30) Inaccuracy. h5 was best. } (34... h5 35. Rd8 Kg8 36. Kg3 Ne4+ 37. Kf4 f5 38. R8d7 Rf7 39. Rd8+ Kh7 40. Ra8) 35. Ke3 Nc3 36. R1d3?! { (-2.60 → -3.78) Inaccuracy. R1d6 was best. } (36. R1d6 h5) 36... Nd5+ 37. Ke4?! { (-3.92 → -5.23) Inaccuracy. Kf2 was best. } (37. Kf2 g5 38. Ra7 Kg7 39. Rxa6 h5 40. Rb3 Rc8 41. Rxb5 g4 42. Rb1 h4) 37... h6?! { (-5.23 → -3.92) Inaccuracy. Nf6+ was best. } (37... Nf6+ 38. Ke5 Nxd7+ 39. Rxd7 h5 40. Ra7 h4 41. Rxa6 Rd8 42. a4 Rd5+ 43. Kf4) 38. Ke5 Rc8?? { (-3.99 → 0.00) Blunder. g5 was best. } (38... g5 39. Ra7 Kg7 40. Rxa6 h5 41. Rb3 h4 42. Ra7 Kg6 43. Ra5 Ne7 44. Raxb5) 39. Rxf7 Rc1 40. Kxe6 Nc7+? { (-0.06 → 1.42) Mistake. Kg8 was best. } (40... Kg8) 41. Kd6? { (1.42 → -0.01) Mistake. Kd7 was best. } (41. Kd7) 41... Ne8+ 42. Kd7 Nf6+ 43. Ke7 Re1+ 44. Kf8?? { (-0.08 → Mate in 1) Checkmate is now unavoidable. Kd6 was best. } (44. Kd6 h5 45. Re7 Rxe7 46. Kxe7 Kh7 47. Rd6 Ne4 48. Rd4 Nf2 49. Ke6 Kg6) 44... Re8# { Black wins by checkmate. } 0-1