[Event "opperwezen's Study 5pawns on 1 file without blunder material: Chapter 1"] [Site "https://lichess.org/study/qcXOf7Ka"] [Date "2017.04.06"] [White "?"] [Black "?"] [Result "*"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A00"] [Opening "Van Geet Opening"] [Termination "Unterminated"] [Annotator "lichess.org"] 1. Nc3 { A00 Van Geet Opening } d6?! { (-0.04 → 0.56) Inaccuracy. d5 was best. } (1... d5 2. d4 Nf6 3. Bf4 e6 4. e3 Bb4 5. Bd3 c5 6. dxc5 Nbd7 7. Nf3 O-O 8. O-O) 2. Nf3 Bg4 3. d4 Bxf3 4. gxf3 g6 5. Bf4 Bh6 6. e3?? { (0.90 → -0.77) Blunder. Bxh6 was best. } (6. Bxh6 Nxh6 7. e4 Ng8 8. Qd2 Nd7 9. h4 h5 10. O-O-O e6 11. d5 e5 12. Kb1 Ngf6) 6... Bxf4 7. exf4 Nf6 8. Bh3 h5?! { (-0.77 → 0.03) Inaccuracy. e6 was best. } (8... e6 9. Qd2 d5 10. O-O-O Nc6 11. Rhe1 O-O 12. Rg1 Qd6 13. Nb5 Qd7 14. Nc3 a6 15. Kb1) 9. Qe2 h4?! { (-0.42 → 0.53) Inaccuracy. d5 was best. } (9... d5 10. O-O-O) 10. Bg4?! { (0.53 → -0.44) Inaccuracy. O-O-O was best. } (10. O-O-O c6) 10... Nbd7?! { (-0.44 → 0.24) Inaccuracy. d5 was best. } (10... d5 11. O-O-O Nc6 12. Qe3 e6 13. f5 gxf5 14. Bxf5 Qd6 15. Bh3 O-O-O 16. Kb1 Kb8 17. f4) 11. h3 Nxg4 12. hxg4 e6 13. g5 Qb8? { (-0.24 → 1.12) Mistake. Qe7 was best. } (13... Qe7 14. Rh3 O-O-O 15. O-O-O Rh5 16. Rdh1 Rdh8 17. d5 Kb8 18. a4 Qe8 19. a5 Nc5 20. b3) 14. Ne4?? { (1.12 → -0.74) Blunder. d5 was best. } (14. d5) 14... Kd8?! { (-0.74 → 0.00) Inaccuracy. d5 was best. } (14... d5 15. Nc3 c6 16. Qd2 Nb6 17. b3 Qd6 18. Rh3 Nc8 19. Na4 Qe7 20. Nc5 Nd6 21. O-O-O) 15. Nf6?? { (0.00 → -1.89) Blunder. O-O-O was best. } (15. O-O-O d5) 15... Nxf6 16. gxf6 Kc8?? { (-1.76 → 0.07) Blunder. c6 was best. } (16... c6 17. Rd1 Qc7 18. c4 Kd7 19. O-O Rae8 20. Qd2 d5 21. cxd5 exd5 22. Rfe1 Qd6 23. Re5) 17. Rf1?? { (0.07 → -2.02) Blunder. d5 was best. } (17. d5 Kd7 18. O-O-O h3 19. dxe6+ fxe6 20. f5 Qg8 21. Rhg1 exf5 22. Qe7+ Kc8 23. f7 Qd8) 17... Rh7?? { (-2.02 → 0.05) Blunder. c6 was best. } (17... c6 18. Rh1 Kd7 19. Rh3 Qd8 20. O-O-O Qxf6 21. Qe5 Qd8 22. Qe3 Kc7 23. b3 b6 24. Rdh1) 18. a4?? { (0.05 → -1.88) Blunder. d5 was best. } (18. d5 Kd7) 18... h3 19. d5 h2? { (-1.45 → 0.00) Mistake. Kd7 was best. } (19... Kd7 20. O-O-O a6 21. Qe4 Qf8 22. Rh1 h2 23. Rd3 Re8 24. dxe6+ Rxe6 25. Qxb7 Qc8 26. Qa7) 20. dxe6 h1=Q 21. exf7 Kd7 22. Qe7+ Kc6 23. Qe4+ *