[Event "International Chess Day Arena"] [Site "https://lichess.org/LMg9zjT2"] [Date "2023.07.20"] [White "Keepserene"] [Black "Rsoca"] [Result "0-1"] [UTCDate "2023.07.20"] [UTCTime "12:20:23"] [WhiteElo "2645"] [BlackElo "2183"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+11"] [WhiteTitle "CM"] [Variant "Standard"] [TimeControl "180+0"] [ECO "E83"] [Opening "King's Indian Defense: Sämisch Variation, Yates Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 { E83 King's Indian Defense: Sämisch Variation, Yates Defense } 7. Qd2 e5 8. d5 Nd4 9. Nge2 Nxe2 10. Bxe2 Nh5 11. g4 Nf4 12. Bxf4?! { (0.69 → 0.05) Inaccuracy. O-O-O was best. } (12. O-O-O Ng2) 12... exf4 13. Qxf4 Be5 14. Qe3 Qh4+ 15. Qf2 Qf6 16. Qe3 Bd4 17. Qd3 Qh4+ 18. Kd1 Be5 19. Kc2 a6 20. Raf1 Bd7 21. f4 Bg7 22. Qg3 Qf6?! { (0.06 → 0.72) Inaccuracy. Qe7 was best. } (22... Qe7) 23. g5 Qd4 24. Qd3 Qc5 25. Kb1?! { (0.08 → -0.66) Inaccuracy. h4 was best. } (25. h4 b5) 25... b5 26. f5 Be5 27. h4?! { (-0.83 → -1.55) Inaccuracy. Rf3 was best. } (27. Rf3 bxc4) 27... Rab8 28. Rf3 Rb6?! { (-1.78 → -0.80) Inaccuracy. bxc4 was best. } (28... bxc4 29. Qd2 Rb7 30. Rc1 Rfb8 31. Rc2 c6 32. Kc1 a5 33. h5 gxh5 34. Bf1 Be8 35. Nd1) 29. h5?? { (-0.80 → -3.45) Blunder. fxg6 was best. } (29. fxg6 hxg6) 29... Rfb8?? { (-3.45 → -0.50) Blunder. bxc4 was best. } (29... bxc4 30. Qe3 Qb4 31. Qc1 Rfb8 32. b3 cxb3 33. a3 b2 34. axb4 bxc1=B 35. Kxc1 gxf5 36. b5) 30. cxb5 Bxb5? { (-1.40 → -0.14) Mistake. Rxb5 was best. } (30... Rxb5 31. Nxb5 Bxb5 32. Qb3 Qa7 33. Qc2 Bxe2 34. Qxe2 Rxb2+ 35. Qxb2 Bxb2 36. Kxb2 Qd4+ 37. Ka3) 31. Nxb5 Rxb5 32. b3 Qa3 33. Qc2 Rc5 34. Bc4?? { (-0.32 → -4.00) Blunder. Qd2 was best. } (34. Qd2 a5 35. hxg6 fxg6 36. fxg6 hxg6 37. Bd1 a4 38. Rh6 Kg7 39. Rf6 Rc1+ 40. Qxc1 Qxc1+) 34... Rxc4 35. Rh2? { (-4.20 → -6.81) Mistake. Qf2 was best. } (35. Qf2 gxf5 36. g6 Rxe4 37. gxf7+ Kf8 38. h6 Rg4 39. Re1 f4 40. Qc2 Qb4 41. Rxe5 dxe5) 35... Rxc2 36. Rxc2 a5 37. hxg6 hxg6 38. Rff2?? { (-6.22 → Mate in 5) Checkmate is now unavoidable. Rd2 was best. } (38. Rd2 Qb4 39. Kc1 Rb5 40. a4 Rc5+ 41. Kd1 Qxe4 42. Rdd3 Bf4 43. Rxf4 Qxd3+ 44. Ke1) 38... a4? { (Mate in 5 → -8.51) Lost forced checkmate sequence. Rxb3+ was best. } (38... Rxb3+ 39. Rb2 Rxb2+ 40. Kc1 Qe3+ 41. Kd1 Rb1+ 42. Kc2 Rc1#) 39. fxg6? { (-8.51 → Mate in 5) Checkmate is now unavoidable. Rb2 was best. } (39. Rb2 Qb4 40. Kc2 Qxe4+ 41. Kd1 Qh1+ 42. Kd2 Rb4 43. Kc2 Rb5 44. b4 Qe1 45. Rd2 gxf5) 39... Rxb3+ 40. axb3 Qa1# { Black wins by checkmate. } 0-1