[Event "hratchm simul"] [Site "https://lichess.org/ePgLNJiN"] [Date "2020.12.12"] [White "chenboy83"] [Black "hratchm"] [Result "0-1"] [UTCDate "2020.12.12"] [UTCTime "00:43:21"] [WhiteElo "1271"] [BlackElo "1832"] [Variant "Standard"] [TimeControl "300+0"] [ECO "D00"] [Opening "Queen's Pawn Game: Accelerated London System, Steinitz Countergambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. Bf4 c5 { D00 Queen's Pawn Game: Accelerated London System, Steinitz Countergambit } 3. e3 Nc6 4. c3 Nf6 5. Nd2 cxd4 6. cxd4 Bf5 7. Ngf3 e6?! { (0.21 → 0.82) Inaccuracy. Qb6 was best. } (7... Qb6 8. Qb3 Qxb3 9. Nxb3 a6 10. Rc1 e6 11. a3 Ne4 12. h4) 8. Bb5?! { (0.82 → 0.19) Inaccuracy. Qb3 was best. } (8. Qb3 Bb4 9. a3 Bxd2+ 10. Nxd2 Qe7 11. Be2 O-O 12. h3 Ne4) 8... Bd6 9. Bg5? { (0.46 → -0.89) Mistake. Bxd6 was best. } (9. Bxd6 Qxd6) 9... O-O 10. Qb3?? { (-0.43 → -2.64) Blunder. Nh4 was best. } (10. Nh4 Be4 11. O-O h6 12. Nxe4 dxe4 13. Bxf6 Qxf6 14. g3 Nb4 15. a3 Nd5 16. Ng2 Qe7) 10... h6?? { (-2.64 → -0.80) Blunder. Nb4 was best. } (10... Nb4 11. Rc1) 11. h4?? { (-0.80 → -4.78) Blunder. Bxf6 was best. } (11. Bxf6) 11... Re8?? { (-4.78 → -1.14) Blunder. hxg5 was best. } (11... hxg5 12. hxg5 Ne4 13. Nxe4 dxe4 14. Bxc6 bxc6 15. Nd2 Qxg5 16. O-O-O Rfd8 17. Nc4 Bc7 18. Qb7) 12. Ne5?? { (-1.14 → -4.90) Blunder. Bxf6 was best. } (12. Bxf6 Qxf6 13. O-O Rec8 14. Rac1 Rc7 15. Bxc6 bxc6 16. Rc3 g5 17. g3 Rac8 18. Rfc1 g4) 12... Qc8?? { (-4.90 → -0.48) Blunder. hxg5 was best. } (12... hxg5) 13. Bxf6 gxf6 14. O-O-O?? { (-0.47 → -13.90) Blunder. g4 was best. } (14. g4) 14... Nxd4+ 15. Qc2?! { (-14.07 → Mate in 1) Checkmate is now unavoidable. Ndc4 was best. } (15. Ndc4) 15... Qxc2# { Black wins by checkmate. } 0-1