[Event "Open Leuven 2018"] [Site "Leuven"] [Date "2018.11.3"] [Round "4"] [White "Konijn, Piet"] [Black "Van der Avort, Bart (?)"] [Result "1/2-1/2"] [WhiteElo "1668"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A40"] [Opening "Modern Defense: Beefeater Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 { A40 Modern Defense: Beefeater Variation } 6. Nf3 d6 7. g3 Qa5 8. Qb3 Nd7 9. Bg2 Nb6 10. O-O Bd7 11. a4 Qa6 12. a5?! { (0.84 → 0.19) Inaccuracy. Nd2 was best. } (12. Nd2 Bxa4 13. Qa2 Nf6 14. e4 fxe4 15. Re1 O-O 16. Nxe4 Bd7 17. Qxa6 bxa6 18. Bh6 Rfe8) 12... Qxc4? { (0.19 → 1.33) Mistake. Nxc4 was best. } (12... Nxc4 13. Nd2 Nxa5 14. Qa2 b6 15. Re1 Nf6 16. e4 O-O 17. e5 Ng4 18. Bf1 Qc8 19. e6) 13. Qb2 Na4 14. Qxb7 Rd8 15. Re1 a6?! { (0.70 → 1.85) Inaccuracy. Nf6 was best. } (15... Nf6) 16. Nd2? { (1.85 → 0.65) Mistake. Ng5 was best. } (16. Ng5 Nf6) 16... Qb5?! { (0.65 → 1.77) Inaccuracy. Qxc3 was best. } (16... Qxc3) 17. Qxb5 Bxb5?! { (1.45 → 2.70) Inaccuracy. axb5 was best. } (17... axb5 18. e4 Nxc3 19. exf5 Bxf5 20. Bb2 b4 21. a6 Nf6 22. Bxc3 bxc3 23. Nc4 Kf7 24. a7) 18. e4 fxe4?? { (2.07 → 4.47) Blunder. c4 was best. } (18... c4 19. Nxc4) 19. c4 Bd7 20. Nxe4 Kf8 21. Rb1 Bf5 22. Rb7 Rd7 23. Rxd7?! { (4.37 → 2.88) Inaccuracy. Rb3 was best. } (23. Rb3 Kg7 24. Ra3 Nf6 25. Rxa4 Rb8 26. Nd2 h6 27. Ra3 Rb4 28. h3 g5 29. Rae3 Kf7) 23... Bxd7 24. Ba3? { (2.88 → 1.13) Mistake. Bd2 was best. } (24. Bd2 Kg7 25. Ng5 h6 26. Ne6+ Kf7 27. Nd8+ Ke8 28. Nc6 Rh7 29. Rb1 Nf6 30. Rb8+ Kf7) 24... Nh6?! { (1.13 → 1.76) Inaccuracy. Nf6 was best. } (24... Nf6 25. Nxf6 exf6 26. Bc1 Kf7 27. Bf4 Re8 28. Ra1 Ke7 29. Bf1 g5 30. Re1+ Kd8 31. Rxe8+) 25. Rb1 Kg7 26. Rb7 Rd8 27. Bf3 Nf7 28. Bd1 Kf8 29. Ra7? { (1.87 → 0.68) Mistake. Rxd7 was best. } (29. Rxd7) 29... Ne5? { (0.68 → 1.85) Mistake. Bf5 was best. } (29... Bf5 30. Nxd6) 30. Be2?? { (1.85 → 0.15) Blunder. Rxd7 was best. } (30. Rxd7) 30... Bf5 31. Ng5 Rb8 32. Bf1?? { (0.00 → -3.49) Blunder. Nxh7+ was best. } (32. Nxh7+ Kf7 33. Ng5+ Kf6 34. f4 Nd3 35. Nh7+ Kf7 36. Ng5+) 32... Rb1 33. Rxa6? { (-2.87 → -5.06) Mistake. g4 was best. } (33. g4) 33... Nc3?? { (-5.06 → 1.37) Blunder. Bd3 was best. } (33... Bd3) 34. Rb6 Rxb6?! { (1.12 → 2.09) Inaccuracy. Nxc4 was best. } (34... Nxc4 35. Rxb1 Nxb1 36. Bxc5 Nxa5 37. Nxh7+ Kg8 38. Bb4 Nb3 39. Ng5 N1d2 40. Bg2 Nc4 41. Bc3) 35. axb6 Bc8 36. Bb2 Na4 37. Bxe5 dxe5 38. Ne4?! { (1.95 → 1.00) Inaccuracy. Nxh7+ was best. } (38. Nxh7+ Kg8 39. Ng5 Nxb6 40. Ne4 Ba6 41. Nd2 Bb7 42. f3 Ba6 43. Kf2 Nc8 44. h4 Nd6) 38... Nxb6?! { (1.00 → 1.87) Inaccuracy. Ba6 was best. } (38... Ba6 39. Kg2 Nxb6 40. Nxc5 Bxc4 41. Bxc4 Nxc4 42. Kf3 e6 43. Nxe6+ Ke7 44. Ke4 h6 45. h4) 39. Nxc5 Bf5 40. f3 Kf7 41. Ne4? { (2.09 → 0.82) Mistake. Kf2 was best. } (41. Kf2 Bb1 42. Nb3 Bc2 43. Na5 Kf6 44. Ke3 Na4 45. Nb7 Bb1 46. c5 Ba2 47. d6 exd6) 41... Bxe4 42. fxe4 Na4 43. Kf2 Nc5 44. Ke3 g5? { (0.88 → 2.33) Mistake. Ke8 was best. } (44... Ke8 45. Bh3 h6 46. Be6 Nb7 47. Ke2 Nc5 48. Kf3 Nb3 49. Ke3 Nc5 50. h3 Nb7 51. Ke2) 45. Bg2? { (2.33 → 1.10) Mistake. Bh3 was best. } (45. Bh3 h6 46. Bf5 Ke8 47. Ke2 Kf7 48. Kd2 Ke8 49. Kc3 Kd8 50. Kb4 Nd3+ 51. Kb5 Kc7) 45... Ke8?! { (1.10 → 2.18) Inaccuracy. h5 was best. } (45... h5) 46. Kd2?? { (2.18 → 0.25) Blunder. Bh3 was best. } (46. Bh3 h6 47. Bf5 Nb3 48. Kd3 Nc5+ 49. Kc3 Kd8 50. Kb4 Nd3+ 51. Kb5 Kc7 52. c5 Ne1) 46... Kd8?! { (0.25 → 0.88) Inaccuracy. Kd7 was best. } (46... Kd7 47. Ke3 Kd6 48. Bh3 Nb3 49. Bf5 h6 50. Kf3 Nd2+ 51. Kg4 Kc5 52. Kh5 Kxc4 53. Kxh6) 47. Kc3?! { (0.88 → 0.00) Inaccuracy. Ke3 was best. } (47. Ke3 Kc7 48. Bh3 Kb6 49. Kf3 Ka5 50. Kg4 Nxe4 51. Kf5 Nd6+ 52. Kxe5 Kb4 53. Bf1 Nxc4+) 47... Kc7 48. Kb4 Kd6?! { (0.08 → 0.91) Inaccuracy. Kb6 was best. } (48... Kb6 49. Bf3 Nd3+ 50. Kc3 Nc5 51. h4 gxh4 52. gxh4 h6 53. Bg2 Nb7 54. Kb4 Nc5 55. Bh1) 49. Kb5 e6 { The game is a draw. } 1/2-1/2