[Event "FM ChessTheory64 simul"] [Site "https://lichess.org/Iwwq7TYZ"] [Date "2020.09.16"] [White "ChessTheory64"] [Black "Balkus"] [Result "1-0"] [UTCDate "2020.09.16"] [UTCTime "06:38:42"] [WhiteElo "1500"] [BlackElo "1598"] [WhiteTitle "FM"] [Variant "Standard"] [TimeControl "300+5"] [ECO "D21"] [Opening "Queen's Gambit Accepted: Slav Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 dxc4 3. Nf3 b5 { D21 Queen's Gambit Accepted: Slav Gambit } 4. e4 Bg4?! { (0.24 → 0.97) Inaccuracy. e6 was best. } (4... e6 5. a4 c6 6. axb5 cxb5 7. b3 Nf6 8. bxc4 Nxe4 9. c5) 5. Be2 e6 6. O-O e5?? { (0.83 → 2.86) Blunder. Nd7 was best. } (6... Nd7) 7. dxe5?! { (2.86 → 1.84) Inaccuracy. Nxe5 was best. } (7. Nxe5 Bxe2) 7... Qxd1 8. Rxd1 Be6?! { (1.97 → 3.29) Inaccuracy. Nd7 was best. } (8... Nd7 9. a4) 9. Nd4 Bc5 10. Be3?! { (3.44 → 2.25) Inaccuracy. Nxb5 was best. } (10. Nxb5) 10... Bxd4 11. Bxd4 Nc6 12. Be3 Nge7?! { (1.78 → 2.50) Inaccuracy. Nxe5 was best. } (12... Nxe5 13. Nc3 c6 14. f4 b4 15. Na4 Bg4 16. Bxg4 Nxg4 17. Bc5 Ne7 18. Rd4 Ng6 19. g3) 13. a4?! { (2.50 → 1.86) Inaccuracy. f4 was best. } (13. f4) 13... b4 14. Nd2 c3?! { (1.67 → 2.80) Inaccuracy. Nxe5 was best. } (14... Nxe5 15. Rdc1) 15. bxc3 bxc3 16. Nf3 h6 17. Rac1 Bb3 18. Re1 c2?! { (2.12 → 3.40) Inaccuracy. Rb8 was best. } (18... Rb8 19. Rxc3) 19. Bd3?? { (3.40 → 0.16) Blunder. Nd2 was best. } (19. Nd2 Be6 20. Rxc2 O-O 21. f4 Bd7 22. Rc5 Rfb8 23. Rec1 Rb4 24. f5 Rxa4 25. f6 Ng6) 19... Bxa4 20. Bxc2 Bb5? { (0.60 → 2.32) Mistake. Bxc2 was best. } (20... Bxc2 21. Rxc2) 21. Nd4?! { (2.32 → 1.58) Inaccuracy. Bb3 was best. } (21. Bb3) 21... Nxd4 22. Bxd4 O-O 23. Bc5?! { (1.74 → 1.15) Inaccuracy. Bb3 was best. } (23. Bb3) 23... Rfe8 24. Bb3 Nc6 25. Bd5 Rxe5? { (1.24 → 2.55) Mistake. Rad8 was best. } (25... Rad8 26. f4 Ne7 27. Bc4 Bxc4 28. Rxc4 g5 29. g3 a5 30. Be3 Ng6 31. Kf2 Rb8 32. Rxc7) 26. Bd4?? { (2.55 → -2.42) Blunder. Ba3 was best. } (26. Ba3) 26... Rg5?? { (-2.42 → 4.89) Blunder. Rxd5 was best. } (26... Rxd5 27. exd5 Nxd4 28. Rxc7 Be8 29. Rb7 a5 30. Reb1 Kf8 31. Rb8 Rxb8 32. Rxb8 Nf5 33. g4) 27. Bxc6 Bxc6 28. Rxc6 a5 29. Rxc7 a4 30. Rb1?! { (4.79 → 3.66) Inaccuracy. Re2 was best. } (30. Re2) 30... Rd8?! { (3.66 → 4.88) Inaccuracy. a3 was best. } (30... a3) 31. Be3 Rb5 32. Rbc1 Kh7? { (4.40 → 7.52) Mistake. Ra8 was best. } (32... Ra8 33. Rc8+ Rxc8 34. Rxc8+ Kh7 35. f3 Ra5 36. Rc2 Kg6 37. Kf2 f6 38. Ke2 f5 39. Kd3) 33. Rxf7 a3 34. Ra7 Rb3 35. Ra1 Rdd3 36. Kf1 Kg6 37. Bc5 Rbc3 38. R7xa3 Rxa3 39. Rxa3 Rd1+ 40. Ke2 Rh1 41. h3 Rh2 42. Kf3 Rh1 43. Kf4 Rf1 44. f3 h5 45. h4 Kh6 46. Ra6+ g6?! { (18.46 → Mate in 4) Checkmate is now unavoidable. Kh7 was best. } (46... Kh7 47. e5 Rb1 48. Kf5 Rb8 49. Rc6 Rd8 50. e6 Rd5+ 51. Ke4 Rd8 52. Kf4 Kh8 53. Kg5) 47. Ra8?! { (Mate in 4 → 72.34) Lost forced checkmate sequence. Ra7 was best. } (47. Ra7 g5+ 48. Kf5 Rxf3+ 49. gxf3 g4 50. Be3#) 47... Kg7?! { (72.34 → Mate in 10) Checkmate is now unavoidable. Rc1 was best. } (47... Rc1 48. Bd4) 48. Kg5?! { (Mate in 10 → 63.24) Lost forced checkmate sequence. Ra7+ was best. } (48. Ra7+ Kg8 49. Kg5 Rd1 50. Kh6 Rd8 51. Rg7+ Kh8 52. Be7 Rc8 53. Bf6 Rc6 54. Rxg6+ Rxf6) 48... Kh7?! { (63.24 → Mate in 2) Checkmate is now unavoidable. Kf7 was best. } (48... Kf7 49. Ra7+) 49. Bd4 Rxf3 50. Rh8# { White wins by checkmate. } 1-0