[Event "Ukrainian Championship GU20"] [Site "https://live.chess-online.com/UzrOVKG0"] [Date "2007.02.08"] [Round "?"] [White "Andrenko, Irina (2038) (?)"] [Black "Kalinina, Olga (2168) (?)"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "B22"] [Opening "Sicilian Defense: Alapin Variation, Barmen Defense"] [Termination "Normal"] [Annotator "live.chess-online.com"] 1. e4 c5 2. c3 d5 3. exd5 Qxd5 { B22 Sicilian Defense: Alapin Variation, Barmen Defense } 4. d4 e6 5. Na3 Qd8 6. Bf4 Nf6 7. Nb5 Nd5 8. Bxb8 Rxb8 9. Nxa7 Bd7 10. Nb5 Be7 11. Nf3 O-O 12. Be2 f6? { (-0.10 → 1.08) Mistake. Nf4 was best. } (12... Nf4 13. O-O) 13. O-O Qe8 14. a4 Qg6?! { (0.70 → 1.37) Inaccuracy. Nf4 was best. } (14... Nf4) 15. Ne1? { (1.37 → 0.08) Mistake. Qd2 was best. } (15. Qd2) 15... Rfd8 16. Bf3 Nf4 17. Qc1 e5 18. dxe5 fxe5 19. Qe3 Bc6 20. Na7? { (0.00 → -1.42) Mistake. g3 was best. } (20. g3 Nh3+ 21. Kh1 Qf5 22. Na7 Bd5 23. Qe2 Bg5 24. Bxd5+ Rxd5 25. Qc4 Rd8 26. f3 Kh8) 20... Bg5?? { (-1.42 → 3.24) Blunder. Bxf3 was best. } (20... Bxf3 21. Qxf3 Rd2 22. Kh1 Rxb2 23. Nb5 Rd8 24. Qxb7 Qe6 25. g3 Nh3 26. Nc7 Qc4 27. Qg2) 21. Nxc6 bxc6 22. Qxc5?! { (3.01 → 1.95) Inaccuracy. Qxe5 was best. } (22. Qxe5 Rxb2 23. Qxc5 Rf8 24. Kh1 Qf6 25. a5 Rb3 26. a6 Qxc3 27. Qxc3 Rxc3 28. a7 Ra8) 22... e4 23. Qc4+ Kh8? { (2.45 → 4.75) Mistake. Qe6 was best. } (23... Qe6 24. Qxe6+ Nxe6 25. Bxe4 Rxb2 26. a5 Bf6 27. a6 Rb6 28. a7 Ra8 29. Nf3 Nc5 30. Rfb1) 24. Bxe4 Qh6 25. b4?! { (4.99 → 3.87) Inaccuracy. Ra2 was best. } (25. Ra2) 25... Rd6?! { (3.87 → 5.33) Inaccuracy. Bf6 was best. } (25... Bf6) 26. a5 Qh5?! { (4.32 → 5.68) Inaccuracy. Qe6 was best. } (26... Qe6 27. Qxe6 Ne2+ 28. Kh1 Rxe6 29. Bf3 Bf6 30. Nd3 Bxc3 31. Ra3 Bd4 32. Re1 Rbe8 33. a6) 27. Qc5?? { (5.68 → Mate in 3) Checkmate is now unavoidable. Nf3 was best. } (27. Nf3 Bf6) 27... Ne2+ 28. Kh1 Qxh2+ { White resigns. } 0-1