[Event "70th Tacticachess 1609 Swiss"] [Site "https://lichess.org/l1CH3W4w"] [Date "2024.09.16"] [White "totkar"] [Black "Ritwik-Kartikeya"] [Result "1-0"] [UTCDate "2024.09.16"] [UTCTime "12:00:00"] [WhiteElo "1541"] [BlackElo "1234"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "420+15"] [ECO "C42"] [Opening "Petrov's Defense: French Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 { C42 Petrov's Defense: French Attack } Nf6 6. h3 d5 7. d4 Nc6 8. Nc3 Bf5 9. a3 h6 10. Qe2+ Qe7 11. Bf4 Qxe2+ 12. Bxe2 Bd6 13. Bxd6 cxd6 14. Rc1 O-O 15. O-O Be6 16. Nb5 a6 17. Nc7 Rac8 18. Nxe6 fxe6 19. c4 dxc4 20. Bxc4 Kh8?? { (0.05 → 2.63) Blunder. d5 was best. } (20... d5 21. Be2) 21. Bxe6 Rce8 22. d5 Nd8 23. Rfe1 Nxe6 24. dxe6 Nd5 25. Rcd1 Nf4 26. Rxd6 Rf6 27. Re4? { (3.71 → 2.21) Mistake. Nd4 was best. } (27. Nd4 Rg6 28. Kf1 Rf6 29. g3 Nxh3 30. f4 Ng5 31. Re3 Kg8) 27... Rexe6 28. Rdxe6 Nxe6 29. Rb4 b5 30. a4? { (1.36 → 0.23) Mistake. Kf1 was best. } (30. Kf1 Nc5 31. Rd4 Na4 32. b3 Nc3 33. Ne5 a5 34. Rd3 Nb1 35. b4 Kh7) 30... bxa4 31. Rxa4 Nc5 32. Rc4 Nd3 33. b3 Nb2 34. Rc3 Nd1?? { (0.22 → 4.26) Blunder. Kh7 was best. } (34... Kh7) 35. Rc2? { (4.26 → 2.27) Mistake. Rd3 was best. } (35. Rd3 Nxf2 36. Kxf2 a5 37. Ke3 Ra6 38. Rd4 Rb6 39. Nd2 Kh7 40. Rg4 Rb5) 35... Rb6 36. Nd4? { (2.11 → 0.53) Mistake. Nd2 was best. } (36. Nd2 Rd6 37. Ne4 Re6 38. Nc5 Rc6 39. Kf1 Nb2 40. Ke2 a5 41. Kd2 Rd6+) 36... Rb4 37. Rc4 Rxc4 38. bxc4 Nb2?! { (0.53 → 1.25) Inaccuracy. Kg8 was best. } (38... Kg8) 39. c5 Na4 { Black offers draw } 40. c6 Nb6 41. Kf1 a5 42. Ke1 a4? { (1.46 → 2.81) Mistake. Kg8 was best. } (42... Kg8) 43. Kd1?! { (2.81 → 1.96) Inaccuracy. Kd2 was best. } (43. Kd2) 43... a3?? { (1.96 → 4.18) Blunder. Kg8 was best. } (43... Kg8 44. Kc2) 44. Kc1?! { (4.18 → 2.88) Inaccuracy. Kc2 was best. } (44. Kc2 Kg8 45. Kb3 Kf7 46. Kxa3 Ke7 47. Kb4 Kd6 48. Kb5 Nc8 49. Nf5+ Kd5) 44... a2?! { (2.88 → 4.53) Inaccuracy. Kg8 was best. } (44... Kg8 45. Kb1 Kf7 46. Ka2 Kf6 47. f4 Ke7 48. Kxa3 Nd5 49. Ka4 Nxf4 50. Kb5) 45. Kb2 a1=Q+ 46. Kxa1 Kg8 47. Kb2 Kf7 48. Kb3 Ke7 49. Kb4 Nc8 50. Kc5 Kd8 { Black offers draw } 51. Ne6+ Ke7 52. Nxg7 h5 53. Nxh5 Ke6 54. g4 Kf7 55. c7 Ke7 56. Kc6 Ke8 57. Kb7 Kd7? { (7.56 → Mate in 11) Checkmate is now unavoidable. Nd6+ was best. } (57... Nd6+ 58. Kb8 Kd7 59. Nf6+ Ke7 60. Ne4 Nxe4 61. c8=Q Kd6 62. Qf5 Nc5 63. Kc8) 58. Nf6+ Ke6 59. Kxc8 Kxf6 60. Kd8 Ke6 61. c8=Q+ Kd5 62. Qf5+ Kd4 63. Kd7 Kc4 64. h4 Kd4 65. h5 Kc3 66. h6 Kc4 67. h7 Kd4 68. h8=Q+ Kc4 69. Qc8+ Kd4 70. Qf4+ Kd3 71. Qcc4# { White wins by checkmate. } 1-0