[Event "2023 Winter Marathon"] [Site "https://lichess.org/bOwsUYL7"] [Date "2023.12.29"] [White "manggo"] [Black "Ltk007vb"] [Result "0-1"] [UTCDate "2023.12.29"] [UTCTime "19:20:09"] [WhiteElo "2384"] [BlackElo "2048"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+10"] [Variant "Standard"] [TimeControl "180+0"] [ECO "E10"] [Opening "Indian Defense: Anti-Nimzo-Indian"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. Nf3 e6 3. c4 { E10 Indian Defense: Anti-Nimzo-Indian } d5 4. g3 c6 5. Bg2 Bb4+ 6. Bd2 Be7 7. O-O O-O 8. Qc2 Nbd7 9. Bf4 Ne4 10. Nbd2 Ndf6?! { (0.16 → 0.75) Inaccuracy. g5 was best. } (10... g5 11. Be3) 11. Nxe4 Nxe4 12. Rad1 Qa5 13. Nd2?! { (0.91 → -0.14) Inaccuracy. a4 was best. } (13. a4) 13... Nxd2 14. Bxd2 Qxa2 15. cxd5 cxd5?! { (-0.26 → 0.83) Inaccuracy. exd5 was best. } (15... exd5) 16. e4? { (0.83 → -0.30) Mistake. Ra1 was best. } (16. Ra1) 16... Bd7 17. exd5 exd5?! { (0.00 → 1.09) Inaccuracy. Rfc8 was best. } (17... Rfc8 18. Qd3 exd5 19. Ra1 Qxb2 20. Rfb1 Qc2 21. Qxc2 Rxc2 22. Rxb7 Bc6 23. Rxe7 Rxd2 24. Rc7) 18. Rfe1?? { (1.09 → -0.64) Blunder. Ra1 was best. } (18. Ra1 Qc4) 18... Bd6?? { (-0.64 → 1.72) Blunder. Ba4 was best. } (18... Ba4 19. Qb1 Qb3 20. Rc1 Bf6 21. Qa1 Bc6 22. Re3 Qa4 23. Ra3 Qb5 24. Bf1 Qb6 25. Ba5) 19. Ra1 Qc4 20. Bc3?? { (1.87 → -0.85) Blunder. Qxc4 was best. } (20. Qxc4) 20... a6 21. h4 b5 22. Bf1 Qc7 23. Bd3 Bxg3 24. fxg3 Qxg3+ 25. Kf1?? { (-1.13 → -5.94) Blunder. Kh1 was best. } (25. Kh1 Bg4 26. Bf1 b4 27. Bxb4 Bf3+ 28. Bg2 Rac8 29. Bc5 Qxh4+ 30. Kg1 Bxg2 31. Qxg2 Rc6) 25... Bh3+ 26. Ke2 Rfe8+ 27. Kd2 Qf4+ 28. Kd1 Bg4+ 29. Be2 Rxe2 30. Rxe2?? { (-6.33 → Mate in 14) Checkmate is now unavoidable. Qxe2 was best. } (30. Qxe2 b4 31. Bd2 Bxe2+ 32. Rxe2 Qf1+ 33. Be1 Qf3 34. Rc1 a5 35. Rc6 Re8 36. Bf2 Qxe2+) 30... Re8?? { (Mate in 14 → -6.71) Lost forced checkmate sequence. Qf1+ was best. } (30... Qf1+ 31. Be1 Re8 32. Rc1 Rxe2 33. Qc8+ Re8+ 34. Qxg4 Rxe1+ 35. Kd2 Qf2+ 36. Kc3 Rxc1+ 37. Kd3) 31. Rxa6?? { (-6.71 → Mate in 7) Checkmate is now unavoidable. Qd2 was best. } (31. Qd2 Qf3 32. Kc2 Rxe2 33. Re1 Rxd2+ 34. Kxd2 h6 35. Kc2 Bf5+ 36. Kb3 Qd3 37. Ka2 Qc2) 31... g6?? { (Mate in 7 → -6.38) Lost forced checkmate sequence. Qf1+ was best. } (31... Qf1+ 32. Be1 Rxe2 33. Kc1 Rxe1+ 34. Kd2 Qe2+ 35. Kc3 Qc4+ 36. Kd2 Re2+ 37. Kc1 Qxc2#) 32. Qd2 Bxe2+ 33. Kc1 Qf1+ 34. Kc2 Bc4 35. h5?? { (-6.21 → Mate in 11) Checkmate is now unavoidable. Ra3 was best. } (35. Ra3 Re2 36. b3 Qf5+ 37. Kc1 Rxd2 38. Bxd2 Bd3 39. Ra8+ Kg7 40. Kb2 Qf2 41. Kc3 Bf1) 35... Re2?? { (Mate in 11 → -6.21) Lost forced checkmate sequence. Qf5+ was best. } (35... Qf5+ 36. Kc1 Bb3 37. Qd1 Bxd1 38. Kxd1 Qd3+ 39. Bd2 Re2 40. Ra8+ Kg7 41. h6+ Kf6 42. Ra6+) 36. Ra8+ Kg7 37. h6+ Kf6 38. Ra6+ Kf5 39. Ra7?? { (-6.98 → Mate in 13) Checkmate is now unavoidable. Ra3 was best. } (39. Ra3 Kg4 40. Bb4 Rxd2+ 41. Bxd2 Be2 42. Kc3 Qb1 43. Be3 Qd3+ 44. Kb4 Qc4+ 45. Ka5 Qc7+) 39... Rxd2+ 40. Bxd2 Qd3+ 41. Kc1 f6?? { (Mate in 5 → -6.83) Lost forced checkmate sequence. Bb3 was best. } (41... Bb3 42. Rxf7+ Ke6 43. Rf6+ Kxf6 44. Bg5+ Kf7 45. Bd2 Qc2#) 42. Rxh7?? { (-6.83 → Mate in 3) Checkmate is now unavoidable. Ra3 was best. } (42. Ra3 Qf1+ 43. Kc2 Be2 44. Kb3 Bd1+ 45. Kb4 Qc4+ 46. Ka5 b4 47. Re3 Qxd4 48. Kb5 Ba4+) 42... Bb3 43. Rc7 Qf1+ 44. Be1 Qxe1# { Black wins by checkmate. } 0-1