[Event "CM Ongsw simul"] [Site "https://lichess.org/fyJmALFJ"] [Date "2021.04.04"] [White "Ongsw"] [Black "Aadip"] [Result "1-0"] [UTCDate "2021.04.04"] [UTCTime "07:22:52"] [WhiteElo "2235"] [BlackElo "1607"] [WhiteTitle "CM"] [Variant "Standard"] [TimeControl "300+3"] [ECO "C66"] [Opening "Ruy Lopez: Berlin Defense, Improved Steinitz Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O d6 { C66 Ruy Lopez: Berlin Defense, Improved Steinitz Defense } 5. d4 Bd7 6. d5 Ne7 7. Bxd7+ Qxd7 8. c4?? { (0.52 → -1.30) Blunder. Re1 was best. } (8. Re1 Ng6 9. a4 Be7 10. c4 O-O 11. a5 b5 12. axb6 axb6) 8... Nxe4 9. Re1 Nc5? { (-1.04 → 0.24) Mistake. Nf6 was best. } (9... Nf6 10. Nc3) 10. Nc3?! { (0.24 → -0.35) Inaccuracy. b4 was best. } (10. b4 Na6) 10... O-O-O?? { (-0.35 → 3.97) Blunder. a5 was best. } (10... a5 11. Be3 Na6 12. c5 Nf5 13. Qb3 Be7 14. Qxb7 O-O 15. c6 Qc8 16. Qb5 Nxe3 17. Rxe3) 11. b4 Na6 12. b5?? { (3.97 → 0.79) Blunder. Be3 was best. } (12. Be3) 12... Nc5 13. Na4? { (1.23 → -0.22) Mistake. a4 was best. } (13. a4 f6) 13... Nxa4?? { (-0.22 → 2.98) Blunder. f6 was best. } (13... f6) 14. Qxa4 a6?! { (2.71 → 4.01) Inaccuracy. Kb8 was best. } (14... Kb8 15. Re3) 15. Bd2?! { (4.01 → 2.99) Inaccuracy. Qa5 was best. } (15. Qa5) 15... c6?? { (2.99 → 9.55) Blunder. g6 was best. } (15... g6 16. Rab1) 16. bxa6 bxa6 17. Qxa6+?! { (10.74 → 5.74) Inaccuracy. Rab1 was best. } (17. Rab1) 17... Qb7 18. Qxb7+?! { (6.35 → 4.70) Inaccuracy. Qa4 was best. } (18. Qa4 Kd7) 18... Kxb7 19. Ng5 Rg8 20. Nxf7?! { (5.03 → 3.77) Inaccuracy. Rab1+ was best. } (20. Rab1+ Kc8) 20... Rd7 21. dxc6+?? { (4.02 → 1.28) Blunder. Reb1+ was best. } (21. Reb1+) 21... Nxc6 22. Ng5 Be7 23. Ne4?! { (1.70 → 0.68) Inaccuracy. Reb1+ was best. } (23. Reb1+) 23... Nd4 24. Rab1+ Ka8?! { (0.70 → 1.54) Inaccuracy. Kc6 was best. } (24... Kc6 25. Nc3 Ra8 26. Nd5 Bd8 27. Nb4+ Kc7 28. Rb2 Kc8 29. f4 Bb6 30. Kf1 Bc5 31. Nd3) 25. Be3 Nc2?! { (1.25 → 2.28) Inaccuracy. Rc8 was best. } (25... Rc8 26. Nd2) 26. Re2 Nxe3 27. Rxe3 d5?! { (2.37 → 3.15) Inaccuracy. Rb7 was best. } (27... Rb7 28. Reb3 Rxb3 29. axb3 Kb7 30. Kf1 Kc6 31. Rd1 Rb8 32. Rd3 Ra8 33. Ke2 Ra1 34. b4) 28. cxd5 Rxd5 29. g3 Rb8 30. Rxb8+ Kxb8 31. Kg2?? { (4.11 → 1.90) Blunder. Rf3 was best. } (31. Rf3) 31... Bc5?? { (1.90 → 6.14) Blunder. Rd4 was best. } (31... Rd4 32. Nc3) 32. Nxc5?? { (6.14 → 2.59) Blunder. Rb3+ was best. } (32. Rb3+ Kc7 33. Rb5 Kc6 34. Rxc5+ Rxc5 35. Nxc5 Kxc5 36. Kf3 Kd4 37. a4 Kd5 38. a5 Kc5) 32... Rxc5 33. Kf3 Kc7 34. h4? { (2.64 → 1.24) Mistake. a4 was best. } (34. a4 Ra5) 34... Rc2?? { (1.24 → 5.15) Blunder. Ra5 was best. } (34... Ra5) 35. Rxe5 Rxa2 36. Re7+ Kd6 37. Rxg7 Ra3+ 38. Kg2 h5 39. Rg5 Ke7 40. Rxh5 Kf6 41. Rb5 Kg7 42. g4 Ra4 43. Kg3 Kg6 44. f3 Kh7 45. h5 Kh6 46. Rb6+ Kg7 47. g5 Ra5 48. Kg4 Kh7 49. Rb7+ Kh8?! { (10.74 → Mate in 9) Checkmate is now unavoidable. Kg8 was best. } (49... Kg8 50. f4) 50. h6?! { (Mate in 9 → 12.12) Lost forced checkmate sequence. g6 was best. } (50. g6 Ra8 51. h6 Kg8 52. f4 Re8 53. f5 Re4+ 54. Kg5 Re8 55. h7+ Kh8 56. Kh6 Re6) 50... Ra4+ 51. f4 Ra5 52. f5 Ra4+ 53. Kh5 Ra1 54. Rb8+ Kh7 55. g6# { White wins by checkmate. } 1-0