[Event "14th Avicenna Open 2017"] [Site "Hamedan IRI"] [Date "2017.08.21"] [Round "1.10"] [White "Asgari, M."] [Black "Teterev, V."] [Result "0-1"] [WhiteElo "2189"] [BlackElo "2504"] [Variant "Standard"] [TimeControl "-"] [ECO "B43"] [Opening "Sicilian Defense: Kan Variation, Knight Variation"] [Termination "Unknown"] [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. Bd3 Nf6 7. Qe2 d6 8. f4 Nbd7 9. g4 Nc5 10. g5 Nfd7 11. Bd2 g6 12. O-O-O b5?! { (0.41 → 1.15) Inaccuracy. Bg7 was best. } (12... Bg7 13. Be3 b5 14. Bxb5 O-O 15. Bxd7 Bxd7 16. h4 Qb7 17. h5 Rab8 18. Nb3 Bxc3 19. Bxc5) 13. Kb1?! { (1.15 → 0.07) Inaccuracy. Nd5 was best. } (13. Nd5 Nxd3+ 14. Qxd3 exd5 15. Rhe1 Bg7 16. exd5+ Kf8 17. Qe3 Bxd4 18. Qxd4 Rg8 19. Qe4 Qd8) 13... Bb7 14. Rhe1?! { (0.52 → -0.45) Inaccuracy. f5 was best. } (14. f5 Ne5) 14... Bg7 15. Nb3 O-O 16. f5 Be5?! { (-0.95 → -0.23) Inaccuracy. b4 was best. } (16... b4 17. Nxc5) 17. Qg4? { (-0.23 → -1.50) Mistake. Rc1 was best. } (17. Rc1) 17... b4 18. Ne2 a5 19. f6?! { (-1.24 → -1.94) Inaccuracy. fxg6 was best. } (19. fxg6 hxg6) 19... Rfc8 20. Rc1 h5 21. Qh4 Na4 22. Nbd4 Qb6 23. Be3 Ndc5 24. Bb5?! { (-2.52 → -4.05) Inaccuracy. Nf5 was best. } (24. Nf5 exf5 25. exf5 Nc3+ 26. Nxc3 bxc3 27. b3 Qb4 28. Qxb4 axb4 29. Bxc5 Rxc5 30. fxg6 fxg6) 24... Nxb2 25. Ng3 Nba4 26. Nxh5 Nc3+ 27. Ka1 Nxb5 28. c3 bxc3 29. Rb1? { (-7.20 → Mate in 10) Checkmate is now unavoidable. Qf2 was best. } (29. Qf2 c2 30. Re2 a4 31. Rexc2 Nb3+ 32. Kb2 a3+ 33. Kb1 Nc3+ 34. Rxc3 Bxe4+ 35. R1c2 Nxd4+) 29... c2 30. Rb2?! { (-18.07 → Mate in 6) Checkmate is now unavoidable. a3 was best. } (30. a3 cxb1=R+) 30... Nxd4 31. Nf4 Ndb3+ 32. axb3 Qxb3 { Black wins. } 0-1