[Event "FM Joshua Posthuma 40 Player simul"] [Site "https://lichess.org/a0ymj4Zt"] [Date "2022.02.27"] [White "s_lukas"] [Black "jposthuma"] [Result "1-0"] [UTCDate "2022.02.27"] [UTCTime "01:24:48"] [WhiteElo "1923"] [BlackElo "2792"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "1200+5"] [ECO "B00"] [Opening "Pirc Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 d6 2. d4 { B00 Pirc Defense } f6? { (0.40 → 1.91) Mistake. Nf6 was best. } (2... Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. a4 Be7 6. Bc4 exd4 7. Nxd4) 3. Nf3 Kd7? { (1.75 → 3.55) Mistake. e5 was best. } (3... e5 4. Bc4 Nc6 5. Be3 a6 6. O-O h5 7. Be2 g6 8. Nh4) 4. d5 g6 5. Nc3 Bh6 6. Bxh6 Nxh6 7. Qd2 Nf7 8. Nd4 Qf8 9. Bb5+ c6? { (4.61 → 8.28) Mistake. Kd8 was best. } (9... Kd8 10. f4) 10. Ba4?! { (8.28 → 5.10) Inaccuracy. dxc6+ was best. } (10. dxc6+ Nxc6 11. Nxc6 bxc6 12. Bxc6+ Kxc6 13. Qd5+ Kb6 14. Qxa8 Bb7 15. Nd5+ Ka6 16. Qxf8 Rxf8) 10... Kc7?! { (5.10 → 8.22) Inaccuracy. Nd8 was best. } (10... Nd8 11. O-O-O Ke8 12. f4 Bg4 13. Rde1 e5 14. dxe6 Nxe6 15. e5 fxe5 16. fxe5 Qf4 17. Qxf4) 11. f3?? { (8.22 → 3.61) Blunder. dxc6 was best. } (11. dxc6) 11... b5?? { (3.61 → 12.01) Blunder. Bd7 was best. } (11... Bd7 12. b4 Qh6 13. f4 g5 14. Bb3 Qh4+ 15. g3 Qh5 16. Bc4 gxf4 17. gxf4 Qh4+ 18. Kd1) 12. Bb3 b4 13. Nce2?! { (8.69 → 5.08) Inaccuracy. dxc6 was best. } (13. dxc6 bxc3 14. Qxc3 a5 15. a4 e6 16. Bxe6 Bxe6 17. Nxe6+ Kc8 18. Nxf8 Rxf8 19. c7 Ne5) 13... c5 14. Ne6+ Bxe6 15. dxe6 Nd8 16. Nf4 Nbc6 17. a3 a5 18. axb4 cxb4 19. Nd5+ Kb7?! { (6.53 → 10.82) Inaccuracy. Kb8 was best. } (19... Kb8) 20. Bc4?? { (10.82 → 2.87) Blunder. Qe3 was best. } (20. Qe3 Ra7 21. Qb6+ Ka8 22. Ba4 Ne5 23. f4 Nc4 24. Nc7+ Rxc7 25. Qxc7 d5 26. exd5 Nb7) 20... Nxe6 21. c3 Qd8 22. cxb4 axb4 23. O-O Nc7?! { (3.78 → 5.63) Inaccuracy. Nc5 was best. } (23... Nc5 24. Kh1) 24. Nxb4 Qd7?! { (4.34 → 6.34) Inaccuracy. Qb8 was best. } (24... Qb8) 25. Nxc6?! { (6.34 → 3.97) Inaccuracy. Rac1 was best. } (25. Rac1 Na5 26. Nd5 Nxc4 27. Rxc4 Nb5 28. Rb4 Rhb8 29. Qh6 Ra7 30. Qxh7 Ka8 31. Rc1 Qe8) 25... Qxc6 26. Bd5?? { (3.70 → 1.33) Blunder. Rac1 was best. } (26. Rac1) 26... Nxd5 27. exd5 Qb6+ 28. Kh1 Rxa1 29. Rxa1 Ra8?! { (1.76 → 3.03) Inaccuracy. Rc8 was best. } (29... Rc8 30. h3 Rc4 31. Qh6 Qxb2 32. Re1 Rc7 33. Qxh7 Rc1 34. Qxe7+ Kc8 35. Qe8+ Kc7 36. Kh2) 30. Re1 Ra2? { (2.95 → 4.73) Mistake. Re8 was best. } (30... Re8 31. h3 f5 32. Re3 Kb8 33. Kh2 Kc8 34. Qc2+ Kd8 35. Rb3 Qc7 36. Rc3 Qd7 37. Qb3) 31. Rxe7+ Ka6 32. Qd3+?? { (5.32 → 2.51) Blunder. h4 was best. } (32. h4 Rxb2 33. Qd3+ Rb5 34. Rxh7 g5 35. h5 Qc5 36. Kh2 Qb4 37. Qe4 f5 38. Qxf5 Qh4+) 32... Ka5?? { (2.51 → 11.49) Blunder. Qb5 was best. } (32... Qb5 33. Qb1) 33. Qc3+ Ka4?! { (11.23 → Mate in 5) Checkmate is now unavoidable. Kb5 was best. } (33... Kb5 34. Qb3+ Kc5 35. Qxa2 f5 36. Re1 Kd4 37. Qa4+ Kxd5 38. b3 Qd4 39. Qa8+ Kc5 40. Rc1+) 34. b3+? { (Mate in 5 → 7.98) Lost forced checkmate sequence. Re4+ was best. } (34. Re4+ Kb5 35. Qc4+ Ka5 36. Qxa2+ Kb5 37. Qa4+ Kc5 38. Qc4#) 34... Qxb3? { (7.98 → Mate in 5) Checkmate is now unavoidable. Ka3 was best. } (34... Ka3 35. Re8) 35. Ra7+ Kb5 36. Qc6+?? { (Mate in 4 → 2.76) Lost forced checkmate sequence. Rb7+ was best. } (36. Rb7+ Ka6 37. Rxb3 h6 38. Qc8+ Ka5 39. Qa8#) 36... Kb4 37. Rb7+ Ka3?? { (2.88 → 8.30) Blunder. Ka5 was best. } (37... Ka5) 38. Rxb3+ Kxb3 39. h3 Rd2 40. Qxd6 Kc4 41. Qc6+ Kd3 42. Qxf6 Ke2 43. Qe5+ Kf1 44. Qa1+ Kf2 45. Qg1+ Kg3? { (8.08 → Mate in 8) Checkmate is now unavoidable. Ke2 was best. } (45... Ke2 46. Qb1) 46. Qh2+?! { (Mate in 8 → 73.20) Lost forced checkmate sequence. Qe1+ was best. } (46. Qe1+ Kf4 47. Qxd2+ Kf5 48. d6 g5 49. d7 Kg6 50. d8=Q h6 51. Q2d5 h5 52. Q5g8+ Kh6) 46... Kf2 47. Qg1+ Kg3? { (7.50 → Mate in 8) Checkmate is now unavoidable. Ke2 was best. } (47... Ke2 48. Qb6) 48. Qe1+ Rf2 49. Qxf2+?! { (Mate in 4 → 73.53) Lost forced checkmate sequence. Qe5+ was best. } (49. Qe5+ Kh4 50. g3+ Kxh3 51. Qe6+ Kxg3 52. Qg4#) 49... Kxf2 50. d6 Kg3 51. d7 g5 52. d8=Q Kh4 53. Kh2 h5 54. Qd4+ g4 55. g3+ Kg5 56. f4+ Kf5 57. Qe5+ Kg6 58. Qg5+ Kh7 59. Qxh5+ Kg7 60. Qxg4+ { Black resigns. } 1-0