[Event "Group A - 15 Esfand 1399"] [Site "https://lichess.org/WcUgLWwv"] [Date "2021.03.05"] [White "Amirshayan25"] [Black "SAMM59"] [Result "1-0"] [UTCDate "2021.03.05"] [UTCTime "12:53:27"] [WhiteElo "1886"] [BlackElo "1625"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-3"] [Variant "Standard"] [TimeControl "900+10"] [ECO "B10"] [Opening "Caro-Kann Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c6 { B10 Caro-Kann Defense } 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Bf4 e6 6. Nc3 Bd6 7. Bg3 a6 8. Qd3 Bxg3 9. hxg3 Nc6 10. a3 Bd7 11. O-O-O Qc7 12. Be2? { (0.16 → -1.37) Mistake. Qd2 was best. } (12. Qd2 b5) 12... O-O-O?? { (-1.37 → 1.29) Blunder. b5 was best. } (12... b5 13. g4 b4 14. axb4 Nxb4 15. Qe3 Rc8 16. Nd2 Bb5 17. Bxb5+ axb5 18. f3 Na2+ 19. Kb1) 13. Rhe1? { (1.29 → -0.16) Mistake. Ng5 was best. } (13. Ng5) 13... Na7 14. Ne5 Rdf8 15. Bf1 Nc6 16. Na4?! { (0.25 → -0.57) Inaccuracy. Qe3 was best. } (16. Qe3 Kb8) 16... Nxe5 17. dxe5 Ne8?? { (-0.73 → 1.25) Blunder. Ng4 was best. } (17... Ng4 18. Qd4) 18. Qd4 Bxa4 19. Qxa4 Kb8?! { (1.29 → 2.14) Inaccuracy. Qb6 was best. } (19... Qb6 20. Re3) 20. Rd3 Qb6 21. Rb3 Qxf2 22. Rd1 Qa7?? { (2.20 → 7.26) Blunder. Nc7 was best. } (22... Nc7 23. Bxa6 Nxa6 24. Qxa6 Qa7 25. Qd6+ Ka8 26. Qd7 Rc8 27. Qxf7 Rc6 28. Kb1 Rhc8 29. c3) 23. Bxa6 b6? { (7.14 → Mate in 8) Checkmate is now unavoidable. Nc7 was best. } (23... Nc7 24. Rxb7+) 24. Rdd3?! { (Mate in 8 → 32.78) Lost forced checkmate sequence. Qc6 was best. } (24. Qc6 Qxa6 25. Rxb6+ Qxb6 26. Qxb6+ Kc8 27. Rd3 d4 28. Rxd4 Nc7 29. Rc4 Kd8 30. Qb8+ Kd7) 24... Nc7?! { (32.78 → Mate in 9) Checkmate is now unavoidable. Nd6 was best. } (24... Nd6 25. exd6) 25. Qc6?? { (Mate in 9 → 4.56) Lost forced checkmate sequence. Rxb6+ was best. } (25. Rxb6+ Qxb6 26. Rb3 Ka7 27. Bc8+ Kb8 28. Rxb6+ Kxc8 29. Qb4 Na6 30. Rc6+ Nc7 31. Qd6 Kb7) 25... Qxa6?? { (4.56 → Mate in 5) Checkmate is now unavoidable. Na8 was best. } (25... Na8 26. Qb5) 26. Rxb6+ Qxb6 27. Qxb6+ Kc8 28. Rc3 Kd7 29. Qxc7+ Ke8 30. Qc8+ { Black resigns. } 1-0