[Event "BCF-ch playoff m"] [Site "London"] [Date "1974.??.??"] [Round "6"] [White "Basman, Michael J"] [Black "Hartston, William R"] [Result "0-1"] [GameId "OCQI2R2N"] [WhiteElo "2375"] [BlackElo "2470"] [Variant "Standard"] [TimeControl "-"] [ECO "C33"] [Opening "King's Gambit Accepted: Basman Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.28] } 1... e5 { [%eval 0.42] } 2. f4?! { (0.42 → -0.36) Inaccuracy. Nf3 was best. } { [%eval -0.36] } (2. Nf3 Nf6 3. d4 Nxe4 4. Nxe5 Qe7 5. Be2 Nc6 6. Nxc6 dxc6 7. O-O Be6 8. Be3 O-O-O) 2... exf4 { [%eval -0.39] } 3. Qe2 { [%eval -0.66] } { C33 King's Gambit Accepted: Basman Gambit } 3... d5 { [%eval -0.58] } 4. Nc3 { [%eval -0.68] } 4... dxe4 { [%eval -0.28] } 5. Nxe4 { [%eval -0.27] } 5... Be7 { [%eval -0.25] } 6. Nf3 { [%eval -0.44] } 6... Nc6 { [%eval -0.22] } 7. c3 { [%eval -0.57] } 7... Bf5 { [%eval -0.53] } 8. d4 { [%eval -0.49] } 8... Qd5 { [%eval -0.53] } 9. Nc5?! { (-0.53 → -1.34) Inaccuracy. Nf2 was best. } { [%eval -1.34] } (9. Nf2 Nf6 10. Bxf4 O-O 11. Qc4 Rae8 12. O-O-O Bd6 13. Bg5 Bg6 14. Rd2 Qxc4 15. Bxc4 Na5) 9... O-O-O { [%eval -1.54] } 10. b4? { (-1.54 → -3.18) Mistake. Qc4 was best. } { [%eval -3.18] } (10. Qc4 Nf6 11. Qxd5 Nxd5 12. Bd3 Bg6 13. Bb5 Bxc5 14. Bxc6 bxc6 15. dxc5 Rhe8+ 16. Kf2 Ne3) 10... Bxc5 { [%eval -3.01] } 11. bxc5 { [%eval -2.92] } 11... Nf6 { [%eval -3.05] } 12. Qb2 { [%eval -3.12] } 12... Rhe8+ { [%eval -3.04] } 13. Kf2 { [%eval -2.25] } 13... g5 { [%eval -2.04] } 14. Nxg5 { [%eval -2.65] } 14... Rg8 { [%eval -2.18] } 15. h4?! { (-2.18 → -2.99) Inaccuracy. Bxf4 was best. } { [%eval -2.99] } (15. Bxf4 Rde8 16. c4 Qxd4+ 17. Qxd4 Nxd4 18. Rd1 Ng4+ 19. Kg1 Ne2+ 20. Bxe2 Rxe2 21. h3 Nf2) 15... h6 { [%eval -2.77] } 16. Nf3 { [%eval -3.27] } 16... Ng4+?! { (-3.27 → -2.00) Inaccuracy. Be4 was best. } { [%eval -2.0] } (16... Be4 17. Bxf4) 17. Kg1 { [%eval -2.04] } 17... Ne3 { [%eval -2.06] } 18. Bxe3 { [%eval -2.03] } 18... fxe3 { [%eval -2.01] } 19. Be2 { [%eval -1.93] } 19... Rg3 { [%eval -1.68] } 20. c4? { (-1.68 → -3.22) Mistake. Qb3 was best. } { [%eval -3.22] } (20. Qb3 Qe4 21. Rh2 Rdg8 22. Kh1 Bh3 23. Rg1 Qg4 24. Ng5 Qxe2 25. Nxh3 Qd2 26. Qxf7 Nd8) 20... Qe4 { [%eval -2.7] } 21. Rh2 { [%eval -2.7] } 21... Rdg8 { [%eval -2.48] } 22. d5 { [%eval -2.44] } 22... Qg4 { [%eval -2.19] } 23. Bd1?? { (-2.19 → -6.12) Blunder. Ne1 was best. } { [%eval -6.12] } (23. Ne1 Qd4 24. Qxd4 Nxd4 25. Kf1 Bg4 26. Bxg4+ R8xg4 27. Rb1 e2+ 28. Kf2 Rc3 29. Nf3 Rf4) 23... Nb4 { [%eval -5.74] } 24. c6 { [%eval -6.12] } 24... b6 { [%eval -5.8] } 25. Ne1 { [%eval -5.67] } 25... Qf4 { [%eval -5.56] } 26. Bf3?! { (-5.56 → -8.13) Inaccuracy. d6 was best. } { [%eval -8.13] } (26. d6 Nxc6 27. c5 Nd4 28. cxb6 axb6 29. Rc1 c5 30. Rc4 Qxd6 31. Qxd4 Qxd4 32. Rxd4 cxd4) 26... Nc2 { [%eval -7.51] } 27. Nxc2?! { (-7.51 → -12.73) Inaccuracy. d6 was best. } { [%eval -12.73] } (27. d6 Nxe1 28. d7+ Kb8 29. Rxe1 Qxf3 30. Kh1 Qxc6 31. d8=R+ Rxd8 32. Qe5 Qg6 33. c5 Rg8) 27... Rxf3 { [%eval -7.44] } 28. d6?! { (-7.44 → -13.82) Inaccuracy. Qd4 was best. } { [%eval -13.82] } (28. Qd4 Bxc2) 28... Bd3 { [%eval -11.45] } 29. d7+ { [%eval -14.23] } 29... Kd8 { [%eval -12.11] } 30. Qc1?! { (-12.11 → Mate in 6) Checkmate is now unavoidable. Nxe3 was best. } { [%eval #-6] } (30. Nxe3 Rxe3 31. Kh1 Re2 32. Qxe2 Bxe2 33. c5 Rg6 34. cxb6 axb6 35. Rh3 Rxc6 36. Rb1 Qf2) 30... Rfg3?? { (Mate in 6 → -5.63) Lost forced checkmate sequence. Rh3 was best. } { [%eval -5.63] } (30... Rh3 31. Nxe3 Qxh2+ 32. Kf2 Qg3+ 33. Kg1 Qxh4 34. g4 Rh1+ 35. Kg2 Be4#) 31. Kh1?? { (-5.63 → Mate in 4) Checkmate is now unavoidable. Nxe3 was best. } { [%eval #-4] } (31. Nxe3 Qxe3+ 32. Qxe3 Rxe3 33. Rc1 Rg6 34. h5 Rxc6 35. Rh4 f5 36. Rd4 Be4 37. Kf2 Ra3) 31... Rxg2 { [%eval #-3] } 32. Rxg2 { [%eval #-3] } 32... Rxg2 { [%eval #-4] } 33. Kxg2 { [%eval #-2] } 33... Qf2+ { [%eval #-1] } 34. Kh1 { [%eval #-1] } 34... Be4# { Black wins by checkmate. } 0-1