[Event "Semi final round Arena"] [Site "https://lichess.org/SIpbDTrU"] [Date "2021.06.22"] [White "Marimla-Erickson"] [Black "Roullo_Rolzon"] [Result "1-0"] [UTCDate "2021.06.22"] [UTCTime "13:56:42"] [WhiteElo "2299"] [BlackElo "2508"] [WhiteRatingDiff "+9"] [BlackRatingDiff "-9"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A91"] [Opening "Dutch Defense: Classical Variation, Blackburne Attack"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nh3 { A91 Dutch Defense: Classical Variation, Blackburne Attack } O-O 6. O-O d6 7. f4? { (0.78 → -0.40) Mistake. b3 was best. } (7. b3 c6 8. Bb2 Qc7 9. Nc3 e5 10. e3 Na6 11. Rc1 Bd7) 7... Qe8?! { (-0.40 → 0.59) Inaccuracy. d5 was best. } (7... d5 8. e3) 8. Nc3 Nc6 9. e3 Ng4 10. Nf2 Nxf2 11. Rxf2 Bf6 12. Nb5?! { (1.51 → 0.68) Inaccuracy. b3 was best. } (12. b3 a6 13. Ba3 Bd7 14. Rc1 Rb8 15. Qd3 a5 16. Qd2 b6 17. d5 Nd8 18. dxe6 Nxe6) 12... Qe7 13. b3 a6 14. Nc3 g5 15. Ba3 Qg7 16. Qc2 Bd7 17. Rd1 Rae8 18. Ne2 Rf7 19. Kh1?! { (1.70 → 0.78) Inaccuracy. Bc1 was best. } (19. Bc1 a5 20. a3 Ne7 21. Bxb7 c6 22. c5 dxc5 23. Qxc5 Nd5 24. Ba6 a4 25. bxa4 Ra8) 19... Kh8?! { (0.78 → 1.73) Inaccuracy. h6 was best. } (19... h6 20. d5) 20. Bf3?! { (1.73 → 1.08) Inaccuracy. d5 was best. } (20. d5 Nd8) 20... e5? { (1.08 → 2.74) Mistake. g4 was best. } (20... g4 21. Bg2) 21. Bh5 exd4 22. Bxf7 Qxf7 23. exd4 Rxe2 24. Qxe2 Nxd4 25. Qe3 c5 26. Bb2 Bc6+ 27. Kg1 Qh5 28. Rd3?! { (5.75 → 3.66) Inaccuracy. Rdd2 was best. } (28. Rdd2 Kg8 29. Bxd4 Bxd4 30. Qe6+ Kg7 31. Qe7+ Kg8 32. Qxg5+ Qxg5 33. fxg5 Be4 34. Rxd4 cxd4) 28... gxf4? { (3.66 → 6.09) Mistake. Be4 was best. } (28... Be4) 29. Qxf4 Be5 30. Bxd4 Bxd4 31. Rxd4 cxd4 32. Qxd4+ Kg8 33. Qxd6 Be4 34. Qe6+ Kg7 35. Qe5+ Kg8 36. Qd4 Qg5 37. Rd2 Kf7 38. Qd7+ Kg6 39. Qe8+ Kg7 40. Rd7+ Kh6 41. Rd6+ Kg7 42. Qd7+ Kf8 43. Qc8+ Kf7 44. Qc7+ Ke8? { (7.40 → Mate in 6) Checkmate is now unavoidable. Qe7 was best. } (44... Qe7 45. Qxe7+ Kxe7 46. Rd2 Ke6 47. Rd8 a5 48. a3 Bc6 49. Kf2 a4 50. b4 f4 51. Rd2) 45. Qc8+? { (Mate in 6 → 7.44) Lost forced checkmate sequence. Re6+ was best. } (45. Re6+ Kf8 46. Qc8+ Kf7 47. Qd7+ Qe7 48. Qxe7+ Kg8 49. Qd7 Bf3 50. Re8#) 45... Kf7 46. Rd7+ Kg6? { (7.37 → Mate in 12) Checkmate is now unavoidable. Qe7 was best. } (46... Qe7 47. Rxe7+) 47. Qe8+? { (Mate in 12 → 8.52) Lost forced checkmate sequence. Qg8+ was best. } (47. Qg8+ Kh5 48. Rxh7+ Kg4 49. Rh4+ Kf3 50. Qxg5 Ke2 51. Rf4 Kd3 52. Rf2 Kd4 53. Rd2+ Bd3) 47... Kh6 48. Qf8+ Kh5 49. Rxh7+ Kg4 50. Rg7 Qxg7 51. Qxg7+ Kf3 52. Qd4 a5 53. Qf2+ Kg4 54. Qf4+ Kh5 55. h4 Kg6 56. Qg5+ Kf7 57. h5 Bb1 58. h6 Bxa2?! { (66.63 → Mate in 4) Checkmate is now unavoidable. f4 was best. } (58... f4 59. Qg7+) 59. Qxf5+ Ke7 60. h7 Bxb3 61. h8=Q { Black resigns. } 1-0