[Event "2nd Rapid WCS Arena"] [Site "https://lichess.org/4woIpfBa"] [Date "2021.12.27"] [White "Aliirezaa13000"] [Black "okchess1"] [Result "1-0"] [UTCDate "2021.12.27"] [UTCTime "15:54:49"] [WhiteElo "2531"] [BlackElo "2317"] [WhiteRatingDiff "+10"] [BlackRatingDiff "-7"] [BlackTitle "FM"] [Variant "Standard"] [TimeControl "600+0"] [ECO "B00"] [Opening "Owen Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 b6?! { (0.23 → 0.98) Inaccuracy. e5 was best. } { B00 Owen Defense } (1... e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6) 2. d4 e6 3. Bd3 Bb7 4. Nf3 Nf6 5. Qe2 d5 6. e5 Nfd7 7. c3 c5 8. O-O Nc6 9. a3 Rc8?! { (0.98 → 1.71) Inaccuracy. Be7 was best. } (9... Be7 10. Be3) 10. Be3 Be7 11. Nbd2 h6 { Black offers draw } 12. Rfe1?! { (2.29 → 1.65) Inaccuracy. Ne1 was best. } (12. Ne1 g6 13. f4 Qc7 14. b4 h5 15. Nef3 Bf8 16. Bf2 Ne7 17. Nh4 Nf5 18. Nxf5 gxf5) 12... cxd4 13. cxd4 Na5 14. Nf1?! { (2.57 → 1.57) Inaccuracy. b4 was best. } (14. b4 Nc6) 14... Nc4 15. Ng3 Nxe3 16. fxe3 O-O 17. Bb1?! { (2.51 → 1.44) Inaccuracy. Nh5 was best. } (17. Nh5) 17... f5 18. Nh5 Qe8 19. Nf4 Bd8?! { (1.30 → 2.16) Inaccuracy. Qf7 was best. } (19... Qf7 20. Nd2) 20. Ba2?? { (2.16 → -0.04) Blunder. g4 was best. } (20. g4 fxg4) 20... g5 21. Nd3 Ba6 22. Qd2?? { (0.35 → -4.33) Blunder. Rec1 was best. } (22. Rec1) 22... Bc4?? { (-4.33 → -0.04) Blunder. g4 was best. } (22... g4 23. Kh1 gxf3 24. gxf3 Kh7 25. Rg1 Rg8 26. Nb4 Bb7 27. Nd3 Bg5 28. Rg3 Qf7 29. Rag1) 23. Bxc4? { (-0.04 → -1.52) Mistake. Rec1 was best. } (23. Rec1 Be7 24. Nfe1 a5 25. a4 Qg6 26. Rc2 Bxa2 27. Rxc8 Rxc8 28. Rxa2 Nb8 29. Ra1 Na6) 23... Rxc4?? { (-1.52 → 0.52) Blunder. dxc4 was best. } (23... dxc4) 24. Rec1 b5?! { (0.45 → 1.51) Inaccuracy. Nb8 was best. } (24... Nb8 25. b3 Rc6 26. b4 a6 27. Nfe1 Rf7 28. Rxc6 Nxc6 29. Rc1 Rc7 30. h4 Ne7 31. Rxc7) 25. b3 Rxc1+ 26. Rxc1 Qe7 27. Nc5?? { (1.81 → -0.11) Blunder. Qc3 was best. } (27. Qc3 Bb6 28. b4 Qe8 29. Kf2 Bd8 30. Qc6 Nb6 31. Qxe8 Rxe8 32. Rc6 Nc4 33. Nc5 Kf7) 27... Nxc5 28. dxc5 Bc7 29. c6? { (-0.09 → -1.45) Mistake. Qd3 was best. } { White offers draw } (29. Qd3 g4) 29... Qxa3? { (-1.45 → -0.15) Mistake. Qg7 was best. } (29... Qg7) 30. Nd4 Ba5? { (0.00 → 1.25) Mistake. Bxe5 was best. } (30... Bxe5 31. Nxe6 Rc8 32. Nxg5 hxg5 33. Qxd5+ Kf8 34. Rc5 Qa1+ 35. Kf2 Qb2+ 36. Kf1 Qb1+ 37. Ke2) 31. Qc2 Bb6 32. Kh1 Bxd4 33. exd4 Rc8 34. c7 Kf7?! { (0.88 → 1.77) Inaccuracy. Qa6 was best. } (34... Qa6 35. Qc5) 35. Qc6 Ke7?? { (2.22 → 5.99) Blunder. Qe7 was best. } (35... Qe7 36. Qb7 Qd7 37. Qxa7 f4 38. Qb6 g4 39. Kg1 Qe7 40. Qd6 h5 41. Kf1 Ke8 42. Qc6+) 36. h3 a5 37. Rc5 Qa1+ 38. Kh2 Qxd4?! { (17.08 → Mate in 9) Checkmate is now unavoidable. g4 was best. } (38... g4) 39. Qd6+ Kf7 40. Qd7+ Kg6 41. Qxe6+ Kg7 42. Qf6+ Kh7 43. Qxf5+ Kg7 44. Qf6+ Kh7 45. Qe7+ Kh8 46. Rc2? { (Mate in 7 → 7.75) Lost forced checkmate sequence. Qd8+ was best. } (46. Qd8+ Kg7 47. Qd7+ Kf8 48. Qxc8+ Kg7 49. Qd7+ Kg6 50. Rc6+ Kh5 51. Qf7+ Kh4 52. Rxh6#) 46... Qf4+ 47. g3 Qf5 48. Rd2 d4?! { (5.96 → 9.75) Inaccuracy. h5 was best. } (48... h5) 49. e6 Qe5 50. Qd8+ Rxd8?! { (35.78 → Mate in 8) Checkmate is now unavoidable. Kh7 was best. } (50... Kh7 51. Qxc8) 51. cxd8=Q+ Kh7 52. Qxd4? { (Mate in 7 → 9.51) Lost forced checkmate sequence. Qd7+ was best. } (52. Qd7+ Qg7 53. e7 g4 54. Rxd4 h5 55. e8=Q Qxd7 56. Qxd7+ Kg8 57. Qe7 gxh3 58. Rd8#) 52... Qxe6 53. Qd7+ Qxd7 54. Rxd7+ Kg6 55. Rd5 a4 56. bxa4 { Black resigns. } 1-0