[Event "Paris"] [Site "Paris"] [Date "1969.??.??"] [Round "1"] [White "Gedult, David (wh)"] [Black "Rato, H. (bl)"] [Result "1-0"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "D00"] [Opening "Blackmar-Diemer Gambit Accepted: Ryder Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. e4?! { (0.07 → -0.66) Inaccuracy. c4 was best. } (2. c4 e6 3. Nc3 c6 4. cxd5 exd5 5. Bf4 Bd6 6. Bxd6 Qxd6) 2... dxe4 3. Nc3 Nf6 4. f3 exf3 5. Qxf3 { D00 Blackmar-Diemer Gambit Accepted: Ryder Gambit } Qxd4 6. Be3 Qe5?! { (-1.61 → -0.86) Inaccuracy. Qg4 was best. } (6... Qg4 7. O-O-O Qxf3 8. Nxf3 c6 9. Rg1 Bg4 10. Be2 Nbd7 11. h3) 7. O-O-O Bg4?! { (-0.89 → 0.00) Inaccuracy. a6 was best. } (7... a6 8. Kb1 Nc6 9. h3 Qa5 10. g4 e6 11. Qf2 Nd5 12. Nxd5) 8. Qxb7 Qxe3+ 9. Rd2 Qe1+ 10. Nd1? { (0.00 → -1.48) Mistake. Rd1 was best. } (10. Rd1 Qe3+ 11. Rd2 Qe1+ 12. Rd1) 10... Qxf1 11. Nf3?! { (-1.18 → -2.28) Inaccuracy. h3 was best. } (11. h3 Be6 12. Qxa8 Nd7 13. Nf3 Qb5 14. Nc3 Qc6 15. Qxa7 g6 16. Nd4 Qb6 17. Qxb6 cxb6) 11... Qxh1?! { (-2.28 → -1.19) Inaccuracy. Qa6 was best. } (11... Qa6 12. Qxa8 Qc8 13. Ne5 g6 14. Ne3 Bd7 15. Nxd7 Nfxd7 16. Rhd1 Bh6 17. Rxd7 Bxe3+ 18. Kb1) 12. Ne5 Bf5?? { (-1.36 → Mate in 6) Checkmate is now unavoidable. Qf1 was best. } (12... Qf1) 13. Nc6?? { (Mate in 6 → -1.27) Lost forced checkmate sequence. Qxa8 was best. } (13. Qxa8 Nd7 14. Rxd7 Qxd1+ 15. Rxd1 Bc8 16. Qxb8 e6 17. Qxc8+ Ke7 18. Qd8#) 13... Bd7?? { (-1.27 → Mate in 2) Checkmate is now unavoidable. Nd5 was best. } (13... Nd5) 14. Qc8+ Bxc8 15. Rd8# { White wins by checkmate. } 1-0