[Event "5th Weekly World Classicals Team Battle"] [Site "https://lichess.org/L9BX56Eb"] [Date "2021.08.21"] [White "YegorKuznetsov-79"] [Black "Stuifenfan"] [Result "0-1"] [UTCDate "2021.08.21"] [UTCTime "14:03:31"] [WhiteElo "1667"] [BlackElo "1792"] [WhiteRatingDiff "-16"] [BlackRatingDiff "+28"] [Variant "Standard"] [TimeControl "1800+0"] [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. Be3 Nf6 7. Bd3 b5 8. O-O Bb7 9. f3 d6 10. Qd2 Nbd7 11. Rad1 Rc8?! { (-0.61 → 0.00) Inaccuracy. b4 was best. } (11... b4 12. Na4) 12. a3?! { (0.00 → -0.68) Inaccuracy. a4 was best. } (12. a4 bxa4) 12... Ne5?! { (-0.68 → -0.09) Inaccuracy. Be7 was best. } (12... Be7) 13. h3 Nc4 14. Bxc4 Qxc4 15. Rfe1 Be7 16. Qd3 Qxd3 17. cxd3 d5 18. e5 Nd7 19. f4 O-O 20. Kh2 Rc7 21. Nf3?! { (0.55 → -0.06) Inaccuracy. Bd2 was best. } (21. Bd2 b4 22. axb4 Bxb4 23. Na4 Bxd2 24. Rxd2 Rb8 25. b4 Rcc8 26. Ra2 Bc6 27. Rc1 Bxa4) 21... Bxa3?! { (-0.06 → 0.89) Inaccuracy. b4 was best. } (21... b4 22. axb4) 22. Nxd5?? { (0.89 → -2.11) Blunder. Nxb5 was best. } (22. Nxb5 axb5 23. bxa3 Rc3 24. Rc1 Rfc8 25. Rxc3 Rxc3 26. Bd4 Rc8 27. Rb1 Ba6 28. g4 h6) 22... Bxd5 23. bxa3 Rfc8?! { (-2.25 → -1.30) Inaccuracy. Bxf3 was best. } (23... Bxf3 24. gxf3) 24. Rc1?? { (-1.30 → -3.73) Blunder. Nd4 was best. } (24. Nd4) 24... Nc5?! { (-3.73 → -2.75) Inaccuracy. Rxc1 was best. } (24... Rxc1 25. Rxc1 Rxc1 26. Bxc1 Bxf3 27. gxf3 f6 28. exf6 Nxf6 29. Kg3 Kf7 30. f5 exf5 31. Kf4) 25. d4? { (-2.75 → -4.89) Mistake. Red1 was best. } (25. Red1 Bxf3 26. gxf3 Na4 27. Rxc7 Rxc7 28. Bd4 Rd7 29. Ba1 g6 30. Kg3 Rc7 31. Bd4 Nc3) 25... Nd3 26. Rxc7 Rxc7 27. Rd1 Rc3 28. Ra1 Bxf3 29. gxf3 Nxe5 30. fxe5 Rxe3 31. Kg3 Rd3 32. Rc1 h6 33. a4 bxa4?! { (-5.69 → -4.38) Inaccuracy. Rxd4 was best. } (33... Rxd4 34. axb5 axb5 35. h4 Rc4 36. Rd1 Rc8 37. Rd3 Rc5 38. Kf4 Rd5 39. Rb3 h5 40. Ra3) 34. Rc6?! { (-4.38 → -6.51) Inaccuracy. Rc4 was best. } (34. Rc4 a3 35. Ra4 g5 36. Rxa6 Kh7 37. Ra4 Kg6 38. Ra7 h5 39. Kf2 Rxd4 40. Rxa3 Rd2+) 34... Rxd4 35. Rxa6 g5 36. Ra8+ Kg7 37. Ra6 Rd5?! { (-7.08 → -5.12) Inaccuracy. Kg6 was best. } (37... Kg6 38. Kf2 Rf4 39. Ra7 h5 40. Ke3 Rb4 41. Ra6 h4 42. Kf2 Rb2+ 43. Ke3 Rb3+ 44. Ke4) 38. Rxa4 Rxe5 39. Kg4 Kg6 40. Ra7?! { (-5.11 → -7.34) Inaccuracy. h4 was best. } (40. h4 Re3) 40... Re1 41. Kg3 Re2 42. Re7 h5?! { (-6.23 → -4.57) Inaccuracy. Re3 was best. } (42... Re3) 43. Re8?? { (-4.57 → Mate in 2) Checkmate is now unavoidable. h4 was best. } (43. h4 gxh4+ 44. Kxh4 Rb2 45. Kg3 Rb8 46. Rc7 f6 47. Ra7 Rc8 48. Re7 Rg8 49. Kf2 Kf5) 43... h4+ 44. Kg4 Rg2# { Black wins by checkmate. } 0-1