[Event "تیمی دور 31 Team Battle"] [Site "https://lichess.org/tjxwdhWa"] [Date "2021.12.20"] [White "Saeidbero"] [Black "karimkhan20"] [Result "0-1"] [UTCDate "2021.12.20"] [UTCTime "18:54:17"] [WhiteElo "2538"] [BlackElo "1940"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+11"] [Variant "Standard"] [TimeControl "180+0"] [ECO "D43"] [Opening "Semi-Slav Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 { D43 Semi-Slav Defense } 5. cxd5 exd5 6. Qc2 Bd6 7. Bg5 Nbd7 8. e3 h6 9. Bh4 Qc7 10. O-O-O O-O 11. Kb1 a5 12. Rc1 Qb6?! { (0.30 → 0.89) Inaccuracy. a4 was best. } (12... a4 13. Nb5 Qb8 14. Nxd6 Qxd6 15. a3 Re8 16. Bd3 Ne4 17. g4 c5 18. g5 hxg5 19. Bxg5) 13. Bd3 a4 14. Nxa4?? { (0.55 → -1.36) Blunder. g4 was best. } (14. g4 a3) 14... Qa7 15. b3?! { (-1.59 → -2.27) Inaccuracy. Nc3 was best. } (15. Nc3 b5) 15... b5 16. Nc3 Ba3?! { (-1.63 → -0.84) Inaccuracy. Bb4 was best. } (16... Bb4 17. Qe2) 17. Rcd1?! { (-0.84 → -1.79) Inaccuracy. Bxf6 was best. } (17. Bxf6) 17... Bb4 18. Ne2?! { (-1.80 → -3.12) Inaccuracy. Rd2 was best. } (18. Rd2) 18... Ne4 19. Nc1?! { (-3.27 → -4.81) Inaccuracy. Ne1 was best. } (19. Ne1 Re8) 19... Nc3+ 20. Kb2? { (-4.62 → -11.00) Mistake. Ka1 was best. } (20. Ka1 Qa5) 20... Nxa2 21. Nxa2?! { (-10.94 → Mate in 6) Checkmate is now unavoidable. Rd2 was best. } (21. Rd2 Nc3) 21... Qxa2+ 22. Kc1 Qa1+ 23. Qb1 Qc3+ { White resigns. } 0-1