[Event "IM Mihnea Costachi simul"] [Site "https://lichess.org/KIb653uZ"] [Date "2021.03.20"] [White "RomanianForce"] [Black "chessegoo"] [Result "1-0"] [UTCDate "2021.03.20"] [UTCTime "17:31:26"] [WhiteElo "1500"] [BlackElo "1500"] [WhiteTitle "IM"] [Variant "Standard"] [TimeControl "1800+10"] [ECO "D35"] [Opening "Queen's Gambit Declined: Exchange Variation, Positional Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 { D35 Queen's Gambit Declined: Exchange Variation, Positional Variation } Be7 6. Qc2 Be6 7. e3 Nbd7 8. Nf3 c6 9. Bd3 h6 10. Bh4 O-O 11. h3 Nb6?! { (0.15 → 0.71) Inaccuracy. Re8 was best. } (11... Re8) 12. Ne5 Nfd7 13. Bg3 Nxe5 14. dxe5 Bh4 15. Bh2 Nd7 16. O-O-O?! { (-0.08 → -1.08) Inaccuracy. O-O was best. } (16. O-O f6) 16... Rc8? { (-1.08 → 0.04) Mistake. Nc5 was best. } (16... Nc5) 17. f4 Nb6?? { (0.00 → 2.13) Blunder. Nc5 was best. } (17... Nc5 18. g3 Be7 19. f5 Bd7 20. Kb1 Nxd3 21. Qxd3 b5 22. g4 Qb6 23. Ne2 b4 24. Nf4) 18. f5 Bd7 19. Bf4 c5 20. f6?! { (1.92 → 1.30) Inaccuracy. g3 was best. } (20. g3 c4 21. Be2 Be7 22. a3 Qe8 23. Kb1 g5 24. fxg6 fxg6 25. Bg4 Kh7 26. e6 Bc6) 20... d4 21. fxg7?! { (1.47 → 0.39) Inaccuracy. exd4 was best. } (21. exd4 cxd4) 21... Kxg7 22. g3 Be7 23. Bf5 dxc3 24. Bxd7 cxb2+? { (0.31 → 1.43) Mistake. Nxd7 was best. } (24... Nxd7) 25. Kb1? { (1.43 → 0.00) Mistake. Qxb2 was best. } (25. Qxb2 c4 26. Bxc8 Qxc8 27. e6+ c3 28. Qb5 Qxe6 29. Qe5+ Kg6 30. Qxe6+ fxe6 31. e4 Rc8) 25... Nxd7 26. Qf5 Qb6?! { (0.14 → 1.23) Inaccuracy. Rc7 was best. } (26... Rc7 27. e6 fxe6 28. Qxe6 Rc6 29. Qg4+ Rg6 30. Qxd7 Qxd7 31. Rxd7 Rf7 32. Rxb7 Bf6 33. Rb8) 27. Rxd7 c4 { Black offers draw } 28. Rxe7 c3 29. Qc2?? { (2.10 → -3.79) Blunder. Qf6+ was best. } (29. Qf6+ Qxf6) 29... Rfd8?? { (-3.79 → 8.44) Blunder. Qd8 was best. } (29... Qd8) 30. e6 Kf8? { (9.08 → Mate in 5) Checkmate is now unavoidable. Kg8 was best. } (30... Kg8 31. Rxf7) 31. Rxf7+ Ke8 32. Rxb7?? { (Mate in 4 → 4.19) Lost forced checkmate sequence. Rf8+ was best. } (32. Rf8+ Kxf8 33. Qf5+ Kg8 34. Qf7+ Kh8 35. Be5#) 32... Qxb7?? { (4.19 → Mate in 6) Checkmate is now unavoidable. Qxe6 was best. } (32... Qxe6) 33. Qg6+ Ke7 34. Qf7# { White wins by checkmate. } 1-0