[Event "Cup-2017-3"] [Site "?"] [Date "2017.??.??"] [Round "6"] [White "Yartsev, Igor"] [Black "Sorokin, Konstantin"] [Result "*"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A20"] [Opening "English Opening: King's English Variation"] [Termination "Unterminated"] [Annotator "lichess.org"] 1. c4 e5 { A20 English Opening: King's English Variation } 2. g3 Nc6 3. Bg2 f5 4. Nc3 Nf6 5. e3 d5 6. cxd5 Nb4 7. Qa4+?? { (0.46 → -1.19) Blunder. d3 was best. } (7. d3 Nfxd5 8. Nxd5 Nxd5 9. Nf3 Bb4+ 10. Bd2 Bxd2+ 11. Qxd2 Qd6) 7... Bd7 8. Qb3 Nd3+ 9. Kf1 Ng4?! { (-1.25 → -0.56) Inaccuracy. e4 was best. } (9... e4 10. Nh3 Bd6 11. Kg1 O-O 12. Bf1 Ne5 13. Be2 b5 14. Nf4 b4 15. Nb5 Bxb5 16. Bxb5) 10. Nd1?! { (-0.56 → -1.61) Inaccuracy. Nh3 was best. } (10. Nh3 e4 11. f3 Nge5 12. fxe4 Bd6 13. Nf4 O-O 14. Nxd3 Nxd3 15. e5 Nxe5 16. Nb5 a5) 10... a6?! { (-1.61 → -0.68) Inaccuracy. e4 was best. } (10... e4) 11. a4? { (-0.68 → -1.86) Mistake. h3 was best. } (11. h3 Nf6 12. Ne2 e4 13. Nf4 Nxf4 14. exf4 Bb5+ 15. Kg1 Qxd5 16. Qxd5 Nxd5 17. Ne3 Nxe3) 11... Nc5?! { (-1.86 → -0.94) Inaccuracy. e4 was best. } (11... e4 12. h3) 12. Qc2 e4 13. f3 Ne5 14. fxe4?? { (-1.27 → -3.86) Blunder. b3 was best. } (14. b3) 14... fxe4 15. Bxe4?! { (-3.31 → -4.22) Inaccuracy. Nf2 was best. } (15. Nf2 Qf6) 15... Nxe4 16. Qxe4 Bd6 17. d4?! { (-3.86 → -6.10) Inaccuracy. Ne2 was best. } (17. Ne2 Bg4 18. Nf2 O-O 19. Nf4 Bf3 20. Qd4 Bxh1 21. Nxh1 g5 22. Nf2 gxf4 23. exf4 Nd7) 17... O-O+ 18. Kg2 Bf5 19. Qf4?! { (-5.72 → -9.76) Inaccuracy. Qxf5 was best. } (19. Qxf5 Rxf5 20. dxe5 Qe8 21. e4 Rxe5 22. Bf4 Rxe4 23. Bxd6 Re1 24. Bf4 Qh5 25. Nf3 Rxh1) 19... Nd3 20. Qf1 Be4+ 21. Nf3 Rxf3 22. Qxf3 Bxf3+ 23. Kxf3 Qf6+ 24. Ke2 Nb4 25. Nc3? { (-8.28 → Mate in 8) Checkmate is now unavoidable. Bd2 was best. } (25. Bd2 Rf8) 25... Re8? { (Mate in 8 → -9.70) Lost forced checkmate sequence. Rf8 was best. } (25... Rf8 26. Kd1 Qf5 27. Bd2 Qc2+ 28. Ke2 Qd3+ 29. Ke1 Nc2+ 30. Kd1 Rf1+ 31. Rxf1 Nxe3+ 32. Kc1) 26. Kd2? { (-9.70 → Mate in 4) Checkmate is now unavoidable. Rf1 was best. } (26. Rf1 Qh6 27. Rf2 Rf8 28. Rxf8+ Kxf8 29. Kd2 Qxh2+ 30. Ne2 Qf2 31. a5 Bxg3 32. Kc3 Bd6) 26... Qf2+ 27. Ne2 Nxd5?! { (Mate in 2 → -23.29) Lost forced checkmate sequence. Qxe3+ was best. } (27... Qxe3+ 28. Kd1 Qxe2#) 28. b4?! { (-23.29 → Mate in 6) Checkmate is now unavoidable. Kc2 was best. } (28. Kc2 Qxe2+ 29. Bd2 Nxe3+ 30. Kb1 Qd3+ 31. Ka2 Qc4+ 32. Kb1 Qc2+ 33. Ka2 Qxa4+ 34. Kb1 Qc2+) 28... Qxe3+ 29. Kd1 Qd3+ 30. Bd2 *