[Event "NATO-ch 18th"] [Site "Ankara"] [Date "2007.09.04"] [Round "4"] [White "Mai, Philipp"] [Black "Van Rijn, Wouter"] [Result "1-0"] [GameId "SRdHW01b"] [WhiteElo "2300"] [BlackElo "2203"] [Variant "Standard"] [TimeControl "-"] [ECO "B00"] [Opening "Barnes Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.03] } 1... f6?! { (0.03 → 0.95) Inaccuracy. e6 was best. } { [%eval 0.95] } { B00 Barnes Defense } (1... e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. O-O) 2. d4 { [%eval 0.93] } 2... g6 { [%eval 1.32] } 3. Nc3 { [%eval 1.3] } 3... Nh6 { [%eval 1.17] } 4. Bc4 { [%eval 1.29] } 4... Nf7 { [%eval 1.33] } 5. f4 { [%eval 1.21] } 5... e6 { [%eval 1.12] } 6. Nf3 { [%eval 1.03] } 6... Bg7 { [%eval 1.26] } 7. O-O { [%eval 1.27] } 7... d6? { (1.27 → 2.84) Mistake. O-O was best. } { [%eval 2.84] } (7... O-O 8. f5 gxf5 9. exf5 Nc6 10. Bb3 Na5 11. Qe1 Nxb3 12. axb3 c6 13. fxe6 dxe6 14. Qg3) 8. f5 { [%eval 2.24] } 8... exf5 { [%eval 2.67] } 9. exf5 { [%eval 2.1] } 9... Bxf5 { [%eval 1.45] } 10. Re1+ { [%eval 1.36] } 10... Kf8 { [%eval 1.5] } 11. Nd5 { [%eval 1.4] } 11... c6 { [%eval 1.29] } 12. Nf4 { [%eval 1.22] } 12... Na6?? { (1.22 → 3.70) Blunder. Bh6 was best. } { [%eval 3.7] } (12... Bh6) 13. Be6 { [%eval 3.62] } 13... Nc7 { [%eval 3.58] } 14. Bxf5 { [%eval 3.54] } 14... gxf5 { [%eval 3.57] } 15. Nh4 { [%eval 3.36] } 15... Qd7 { [%eval 3.24] } 16. Qd3 { [%eval 2.69] } 16... Re8 { [%eval 3.06] } 17. Bd2 { [%eval 2.9] } 17... Nh6?! { (2.90 → 4.41) Inaccuracy. Bh6 was best. } { [%eval 4.41] } (17... Bh6 18. Nh5 Bxd2 19. Qxd2 Rxe1+ 20. Rxe1 Ne8 21. Nxf5 Rg8 22. Qd3 Rg5 23. Nfg3 f5 24. h4) 18. Rxe8+?! { (4.41 → 3.32) Inaccuracy. Nh5 was best. } { [%eval 3.32] } (18. Nh5 f4 19. Nxf4 b6 20. Nh5 Qg4 21. Nxg7 Kxg7 22. Rxe8 Rxe8 23. Bxh6+ Kxh6 24. Nf5+ Kg5) 18... Kxe8 { [%eval 2.66] } 19. Nh5 { [%eval 2.74] } 19... Kd8 { [%eval 2.6] } 20. Bxh6?! { (2.60 → 1.37) Inaccuracy. d5 was best. } { [%eval 1.37] } (20. d5) 20... Bxh6 { [%eval 1.44] } 21. Nxf5 { [%eval 1.28] } 21... Qf7 { [%eval 1.45] } 22. Qh3 { [%eval 1.23] } 22... Bf8 { [%eval 1.35] } 23. Qh4 { [%eval 1.34] } 23... Ne8 { [%eval 1.39] } 24. Re1 { [%eval 1.24] } 24... Qg6?! { (1.24 → 2.01) Inaccuracy. Rg8 was best. } { [%eval 2.01] } (24... Rg8 25. g4 Rg5 26. h3 d5 27. Nf4 Nc7 28. Kh1 Kc8 29. c3 Qd7 30. Nh5 Qf7 31. a3) 25. Nhg3 { [%eval 1.53] } 25... Rg8? { (1.53 → 3.49) Mistake. Qg5 was best. } { [%eval 3.49] } (25... Qg5 26. Qh5 Nc7 27. Qxg5 fxg5 28. Ne4 Ne6 29. Nf6 Nc7 30. g4 Kc8 31. Kg2 d5 32. c3) 26. d5 { [%eval 3.22] } 26... Qf7 { [%eval 3.67] } 27. dxc6 { [%eval 3.6] } 27... bxc6 { [%eval 3.78] } 28. Qa4 { [%eval 3.76] } 28... Qb7 { [%eval 3.73] } 29. Nd4 { [%eval 3.34] } 29... Qb6 { [%eval 3.26] } 30. Kh1 { [%eval 3.08] } 30... Qxb2?? { (3.08 → Mate in 7) Checkmate is now unavoidable. Nc7 was best. } { [%eval #7] } (30... Nc7) 31. Nxc6+?! { (Mate in 7 → 14.17) Lost forced checkmate sequence. Ne6+ was best. } { [%eval 14.17] } (31. Ne6+ Kd7 32. Qxa7+ Kc8 33. Qa8+ Qb8 34. Qxc6+ Qc7 35. Nxc7 Bh6 36. Re7 Nxc7 37. Qxc7#) 31... Kc7 { [%eval 13.62] } 32. Nd4 { [%eval 12.37] } 32... Kb6?! { (12.37 → Mate in 7) Checkmate is now unavoidable. Ng7 was best. } { [%eval #7] } (32... Ng7 33. Qc4+) 33. Qc6+ { [%eval #6] } 33... Ka5 { [%eval #6] } 34. Nb3+ { [%eval #5] } 34... Kb4 { [%eval #5] } 35. Re4+ { [%eval #4] } 35... Ka3 { [%eval #1] } 36. Ra4# { White wins by checkmate. } 1-0