[Event "4th Kumu Chess Tournament Arena"] [Site "https://lichess.org/nDqdSYyn"] [Date "2021.04.25"] [White "markjaybacojo"] [Black "rizaldifikry42"] [Result "0-1"] [UTCDate "2021.04.25"] [UTCTime "12:11:21"] [WhiteElo "2439"] [BlackElo "1865"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+41"] [WhiteTitle "FM"] [Variant "Standard"] [TimeControl "120+0"] [ECO "A04"] [Opening "Zukertort Opening: Queen's Gambit Invitation"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 e6 { A04 Zukertort Opening: Queen's Gambit Invitation } 2. g3 d5 3. Bg2 Nf6 4. O-O Bd6?! { (0.09 → 0.85) Inaccuracy. c5 was best. } (4... c5 5. d4 cxd4 6. Nxd4 e5 7. Nf3 Nc6 8. c4 d4 9. e3) 5. d4 b6 6. c4 Bb7 7. cxd5 exd5 8. Nc3 Nbd7?! { (0.30 → 1.33) Inaccuracy. O-O was best. } (8... O-O 9. Nb5 Be7 10. Bf4 Na6 11. e3 c6 12. Nc3 Nc7 13. Rc1 Ne6 14. h4 c5 15. Be5) 9. Bg5? { (1.33 → 0.16) Mistake. Nb5 was best. } (9. Nb5 Ne4) 9... O-O 10. Re1 h6 11. Bh4?! { (0.00 → -0.73) Inaccuracy. Bf4 was best. } (11. Bf4 Bxf4 12. gxf4 Ne4 13. Rc1 c5 14. e3 Rc8 15. Ne2 c4 16. Ne5 Ndf6 17. Bxe4 Nxe4) 11... g5 12. Nxg5 hxg5 13. Bxg5 Kg7?? { (-0.79 → 2.03) Blunder. Be7 was best. } (13... Be7 14. Qc2 Re8 15. Qf5 Nf8 16. Bxf6 Bxf6 17. Nxd5 Bg7 18. Rad1 Qd6 19. e3 Rad8 20. Nf6+) 14. e4 dxe4 15. Bxe4?! { (1.02 → 0.17) Inaccuracy. Nxe4 was best. } (15. Nxe4 Qc8) 15... Rb8?? { (0.17 → 2.88) Blunder. Bxe4 was best. } (15... Bxe4) 16. Bxb7 Rxb7 17. Qf3 Rb8?! { (4.16 → 5.98) Inaccuracy. Qc8 was best. } (17... Qc8 18. Ne4) 18. Re4? { (5.98 → 3.67) Mistake. Nd5 was best. } (18. Nd5) 18... Be7 19. Rf4?? { (4.22 → 0.67) Blunder. Rae1 was best. } (19. Rae1 Nxe4) 19... c5?? { (0.67 → 4.98) Blunder. Ng8 was best. } (19... Ng8) 20. Re1 cxd4 21. Nd5?? { (5.00 → 0.00) Blunder. Nb5 was best. } (21. Nb5 Bc5) 21... Nxd5 22. Bxe7 Nxe7 23. Rxe7 Qxe7 24. Qg4+ Kh7?? { (0.00 → 8.08) Blunder. Kh6 was best. } (24... Kh6 25. Rf5 Qc5 26. Qh4+ Kg6 27. Qh5+ Kg7 28. Qg5+ Kh7 29. Qh4+) 25. Qh5+ Kg7 26. Rg4+ Kf6 27. Qh6+?? { (8.05 → -2.68) Blunder. Qg5+ was best. } (27. Qg5+ Ke6 28. Re4+ Kd6 29. Rxd4+ Kc6 30. Qxe7 Rbd8 31. h4 Nc5 32. Rxd8 Rxd8 33. Qxd8 Ne6) 27... Ke5 28. Qf4+?? { (-2.61 → -8.24) Blunder. Qc6 was best. } (28. Qc6 Nc5) 28... Kd5 29. Qf3+ Kd6 30. Rxd4+ Kc7 31. Qf4+ Kb7 32. Qf3+ Kc7 33. Qf4+ Kc8 34. Rc4+ Nc5?! { (-6.60 → -4.96) Inaccuracy. Kd8 was best. } (34... Kd8) 35. Qf5+?! { (-4.96 → -7.94) Inaccuracy. b4 was best. } (35. b4 Qe1+) 35... Qe6?! { (-7.94 → -5.65) Inaccuracy. Qd7 was best. } (35... Qd7 36. Qf3 Qe6 37. Rc2 Kc7 38. Rc3 a5 39. b4 axb4 40. Qf4+ Kc6 41. Qxb4 Qxa2 42. Qc4) 36. Qg5? { (-5.65 → -14.29) Mistake. Qxe6+ was best. } (36. Qxe6+ fxe6 37. b4 Kb7 38. bxc5 Rbc8 39. Rb4 Rxc5 40. Rb2 Kc6 41. Kg2 b5 42. g4 a5) 36... Qe1+ 37. Kg2 Qe6 38. Qc1 Kb7 39. b4 Na6 40. b5 Nc5 41. Rc3 Qd5+ 42. Kg1 Ne4?! { (-9.74 → -5.94) Inaccuracy. Rbe8 was best. } (42... Rbe8 43. Qf1 Qxa2 44. Rc1 Re2 45. Ra1 Qc4 46. Qg2+ Qe4 47. Qxe4+ Nxe4 48. Rd1 Nxf2 49. Rd7+) 43. Qc2?! { (-5.94 → -11.55) Inaccuracy. Rc7+ was best. } (43. Rc7+ Ka8 44. Rxa7+ Kxa7 45. Qa3+ Kb7 46. Qe7+ Kc8 47. Qxf8+ Qd8 48. Qxf7 Qd7 49. Qxd7+ Kxd7) 43... Nxc3 44. Qxc3 Rbc8 45. Qa3?! { (-17.34 → Mate in 5) Checkmate is now unavoidable. Qe1 was best. } (45. Qe1 Rfe8) 45... Ka8 46. h4 Rc1+?? { (Mate in 6 → -5.32) Lost forced checkmate sequence. Rfe8 was best. } (46... Rfe8 47. Kh2 Re1 48. f3 f5 49. Qc1 Rexc1 50. Kh3 Qxf3 51. Kh2 Rh1#) 47. Kh2?? { (-5.32 → Mate in 1) Checkmate is now unavoidable. Qxc1 was best. } (47. Qxc1 Re8 48. Qc6+ Qxc6 49. bxc6 Kb8 50. Kg2 Kc7 51. g4 Kxc6 52. h5 Rh8 53. Kf3 b5) 47... Qh1# { Black wins by checkmate. } 0-1