[Event "SBO competitie"] [Site "Kampen"] [Date "2019.05.11"] [White "Berd Ekkelboom (Oefening & Ontspanning) (1780)"] [Black "Roelof Berkepeis (SVL-2) (1762)"] [Result "0-1"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "B00"] [Opening "Pirc Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 d6 { B00 Pirc Defense } 2. d3 e5 3. Be2 Nc6 4. c3 g6 5. Nf3 Bg7 6. Nbd2 Nge7 7. Nf1?! { (0.25 → -0.32) Inaccuracy. b4 was best. } (7. b4 O-O) 7... h6 8. h3 Qd7 9. g4?! { (-0.10 → -1.01) Inaccuracy. Ne3 was best. } (9. Ne3 f5 10. b4 Nd8 11. O-O O-O 12. a4 a5 13. b5 b6 14. c4 Ne6 15. Nh4 Nd4) 9... Nd8?! { (-1.01 → -0.09) Inaccuracy. d5 was best. } (9... d5 10. Ng3 b6 11. O-O Bb7 12. Bd2 Nd8 13. b4 Ne6 14. Qc1 O-O-O 15. a4 h5 16. gxh5) 10. Be3 Ne6 11. Qc1? { (-0.29 → -1.50) Mistake. d4 was best. } (11. d4 exd4 12. Nxd4 d5 13. Ng3 O-O 14. Nxe6 Qxe6 15. Qd2 Kh7 16. Bd4 dxe4 17. Bxg7 Kxg7) 11... c6? { (-1.50 → -0.37) Mistake. c5 was best. } (11... c5) 12. Ng3?! { (-0.37 → -1.08) Inaccuracy. d4 was best. } (12. d4 exd4 13. Nxd4 d5 14. Ng3 Nxd4 15. Bxd4 Bxd4 16. cxd4 dxe4 17. Nxe4 Qe6 18. Nc5 Qd5) 12... d5?! { (-1.08 → -0.15) Inaccuracy. c5 was best. } (12... c5) 13. h4? { (-0.15 → -1.44) Mistake. d4 was best. } (13. d4 exd4 14. Nxd4 dxe4 15. Nxe6 Qxe6 16. Qd2 Qd5 17. O-O-O Be6 18. c4 Qxd2+ 19. Rxd2 f5) 13... Nf4?! { (-1.44 → -0.67) Inaccuracy. Qc7 was best. } (13... Qc7 14. d4) 14. Bxf4 exf4 15. Qxf4 Qxg4 16. Qd6?! { (-0.32 → -1.09) Inaccuracy. Qd2 was best. } (16. Qd2) 16... Qe6 17. Qf4 f6? { (-1.25 → -0.05) Mistake. O-O was best. } (17... O-O) 18. Nd4 Qe5 19. Qe3 dxe4 20. dxe4 h5 21. f4? { (0.00 → -1.18) Mistake. O-O was best. } (21. O-O Bd7) 21... Nd5 22. fxe5 Nxe3 23. exf6?! { (-1.15 → -1.75) Inaccuracy. e6 was best. } (23. e6 Bh6) 23... Bxf6 24. Kd2 Ng4 25. Bd3 Ne5 26. Raf1 O-O 27. Nge2?! { (-1.91 → -3.25) Inaccuracy. Kc2 was best. } (27. Kc2 Kg7) 27... c5 28. Nb5 Bg4 29. Nc7?! { (-3.95 → -5.27) Inaccuracy. Nf4 was best. } (29. Nf4 Rad8) 29... Rad8 30. Nd5 Kg7? { (-4.87 → -2.41) Mistake. Bxh4 was best. } (30... Bxh4) 31. Nef4 c4? { (-2.72 → -0.97) Mistake. g5 was best. } (31... g5 32. Nxf6) 32. Be2 Rd6 33. Bxg4 hxg4 34. Ke2 Nf3 35. Ke3 Bd8 36. h5?? { (-1.12 → -5.37) Blunder. b3 was best. } (36. b3 g5) 36... Bg5 37. hxg6 Rxf4 38. Nxf4 Rd3+ 39. Kf2 Bxf4 40. Rd1?! { (-4.96 → -6.96) Inaccuracy. Kg2 was best. } (40. Kg2 Kxg6 41. Rh8 Kg7 42. Rhh1 Re3 43. a3 Kg6 44. Rh8 Ne1+ 45. Kh1 Nd3 46. Rg8+ Kh5) 40... Nd2 41. Rh7+?! { (-6.84 → -11.26) Inaccuracy. Ke2 was best. } (41. Ke2 Nxe4) 41... Kxg6 42. Rxb7?! { (-10.41 → Mate in 12) Checkmate is now unavoidable. Rh4 was best. } (42. Rh4) 42... Nxe4+ 43. Ke2 Ng3+ 44. Ke1 Re3+ { White resigns. } 0-1