[Event "13th COTS 2024 Intl. Tourn. Arena"] [Site "https://lichess.org/E3Yxzm6o"] [Date "2024.04.12"] [White "NaderaIM"] [Black "emirislamking"] [Result "1-0"] [UTCDate "2024.04.12"] [UTCTime "12:54:03"] [WhiteElo "2492"] [BlackElo "2536"] [WhiteRatingDiff "+9"] [BlackRatingDiff "-16"] [WhiteTitle "IM"] [Variant "Standard"] [TimeControl "600+0"] [ECO "E38"] [Opening "Nimzo-Indian Defense: Classical Variation, Berlin Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 { E38 Nimzo-Indian Defense: Classical Variation, Berlin Variation } 5. dxc5 Nc6 6. Nf3 O-O 7. a3 Bxc5 8. Bg5 Be7 9. Rd1 b6 10. e4 Bb7 11. Bd3 Qc7 12. O-O a6?! { (0.25 → 0.88) Inaccuracy. Rac8 was best. } (12... Rac8 13. Nb5 Qb8 14. Rfe1 h6 15. Bh4 d6 16. Bxf6 Bxf6 17. Nxd6 Qxd6 18. e5 Qe7 19. exf6) 13. Rfe1 h6 14. Bh4 Rac8 15. Bg3?! { (0.91 → 0.19) Inaccuracy. e5 was best. } (15. e5 Ne8 16. Bh7+ Kh8 17. Bxe7 Nxe7 18. Be4 Bxe4 19. Nxe4 Qxc4 20. Qxc4 Rxc4 21. Rxd7 Nd5) 15... d6 16. h3 Rfd8 17. Bf1 Ne5 18. Nd2 Ng6 19. Rc1 Bc6 20. b4 Qb7 21. Qb3 Nh5 22. Bh2 Bg5 23. Rcd1 Bf4 24. g3? { (0.67 → -0.76) Mistake. Bxf4 was best. } (24. Bxf4 Ngxf4) 24... Be5 25. Ne2 d5?! { (-0.78 → 0.13) Inaccuracy. b5 was best. } (25... b5 26. Qe3) 26. cxd5? { (0.13 → -1.03) Mistake. exd5 was best. } (26. exd5) 26... exd5 27. f4 Bb8?? { (-1.50 → 0.62) Blunder. dxe4 was best. } (27... dxe4 28. fxe5 Nxe5 29. g4 Nd3 30. Qa2 Bd5 31. Nb3 Nf6 32. Ned4 Nxe1 33. Rxe1 Bxb3 34. Nxb3) 28. Nd4 dxe4 29. Nxc6 Qxc6 30. Bxa6?? { (0.32 → -2.82) Blunder. Nxe4 was best. } (30. Nxe4 Nf6 31. Nxf6+ Qxf6 32. Bxa6 Rxd1 33. Qxd1 Rd8 34. Qa1 Qc6 35. Qc1 Qd7 36. Bf1 h5) 30... Rc7?? { (-2.82 → 1.30) Blunder. b5 was best. } (30... b5 31. Bxc8 Ba7+ 32. Kg2 Rd3 33. Rc1 Qa8 34. Bg4 Rxb3 35. Nxb3 Nhxf4+ 36. gxf4 f5 37. Nc5) 31. Bf1?! { (1.30 → 0.32) Inaccuracy. Nxe4 was best. } (31. Nxe4 Rxd1 32. Qxd1 Re7 33. Bd3 Nf6 34. Qc2 Qd7 35. Nxf6+ gxf6 36. Rxe7 Nxe7 37. Kg2 Qa7) 31... Nf6?! { (0.32 → 1.15) Inaccuracy. b5 was best. } (31... b5 32. Nxe4) 32. Nxe4 Rxd1 33. Nxf6+ Qxf6?! { (1.06 → 1.72) Inaccuracy. gxf6 was best. } (33... gxf6) 34. Qxd1?! { (1.72 → 1.04) Inaccuracy. Re8+ was best. } (34. Re8+ Kh7 35. Qxd1 Ba7 36. b5 Qb2 37. Qd5 Qxa3 38. Bd3 Re7 39. Rxe7 Qxe7 40. Kf1 Kh8) 34... Rc8 35. Bg2 b5 36. Kh1?! { (1.06 → 0.50) Inaccuracy. Qd7 was best. } (36. Qd7 Rc2 37. Kh1 Nf8 38. Qxb5 Qc3 39. Rf1 Bd6 40. Qd5 Rd2 41. Qa8 Qb3 42. Bg1 Qxg3) 36... Rd8?! { (0.50 → 1.40) Inaccuracy. Qc3 was best. } (36... Qc3 37. Qa1 Qb3 38. Qd4 Qxa3 39. Qd7 Rf8 40. Qxb5 Bd6 41. Re4 Ne7 42. Bg1 g6 43. g4) 37. Qe2 Qa6 38. Qf3 Ba7 39. h4 Nf8 40. f5 Nh7 41. g4 Bd4 42. Bc7 Rc8 43. Bf4 Qf6 44. Bg3 Rc3?? { (1.04 → 8.67) Blunder. Nf8 was best. } (44... Nf8) 45. Re8+ Nf8 46. Qa8 g6 47. Rxf8+ Kg7? { (7.05 → Mate in 11) Checkmate is now unavoidable. Kh7 was best. } (47... Kh7 48. Be4 Qe7 49. Rxf7+ Qxf7 50. fxg6+ Qxg6 51. Bxg6+ Kxg6 52. Qe4+ Kf7 53. Qxd4 Rxg3 54. Qf4+) 48. Rh8 Qe7 49. Qg8+ Kf6 50. g5+?? { (Mate in 8 → 4.10) Lost forced checkmate sequence. Rh7 was best. } (50. Rh7 Qe1+ 51. Bxe1 Rh3+ 52. Bxh3 Ke5 53. Rxf7 Kf4 54. Re7 gxf5 55. Qb8+ Be5 56. Qxe5+ Kf3) 50... Kxf5?! { (4.10 → 5.92) Inaccuracy. hxg5 was best. } (50... hxg5 51. hxg5+ Kxg5 52. Qh7 Rc1+ 53. Kh2 Bg1+ 54. Kh3 Kxf5 55. Bf3 Bf2 56. Bxf2 Rc3 57. Kg2) 51. Bh3+ Ke4 52. Qa8+ Kd3 53. Re8 Rc1+ 54. Kh2 Rc2+ 55. Bg2 Qa7?? { (5.69 → Mate in 15) Checkmate is now unavoidable. Qd7 was best. } (55... Qd7 56. Qf3+ Kc4 57. Re4 Qd5 58. gxh6 f5 59. Rxd4+ Qxd4 60. h7 Qd8 61. Kh3 Rxg2 62. Kxg2) 56. Qe4+ Kd2 57. Rd8? { (Mate in 11 → 8.93) Lost forced checkmate sequence. Qe1+ was best. } (57. Qe1+ Kd3 58. Qd1+ Kc3 59. Rc8+ Qc5 60. Rxc5+ Bxc5 61. Be5+ Kb3 62. Qd3+ Ka4 63. Qxc2+ Kxa3) 57... Rc4 58. Be5 Kc3? { (7.16 → Mate in 9) Checkmate is now unavoidable. hxg5 was best. } (58... hxg5 59. Bxd4 Qc7+ 60. Kg1 Rc1+ 61. Kf2 Qf4+ 62. Qxf4+ gxf4 63. Be3+ Kc2 64. Rc8+ Kd3 65. Bxc1) 59. Rxd4 Rxd4 60. Bxd4+ Qxd4 61. Qxd4+ { Black resigns. } 1-0