[Event "Calgary Chess Challenge Gr 4"] [Site "https://lichess.org/d5c3vVU1"] [Date "2022.02.12"] [White "Kevin_Kui83"] [Black "LeoNg2012"] [Result "0-1"] [UTCDate "2022.02.12"] [UTCTime "21:58:28"] [WhiteElo "1255"] [BlackElo "1198"] [WhiteRatingDiff "-12"] [BlackRatingDiff "+92"] [Variant "Standard"] [TimeControl "900+10"] [ECO "B02"] [Opening "Alekhine Defense: Scandinavian Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 d5?! { (0.25 → 0.82) Inaccuracy. e5 was best. } (1... e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5) 2. Nc3?! { (0.82 → -0.25) Inaccuracy. exd5 was best. } (2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bd2 c6) 2... Nf6 { B02 Alekhine Defense: Scandinavian Variation } 3. d3 Bg4?! { (-0.20 → 0.43) Inaccuracy. d4 was best. } (3... d4 4. Nce2 e5 5. g3 c5 6. f4 Bd6 7. Nf3 Nc6 8. Bg2) 4. Nf3 Bxf3 5. gxf3 c6 6. Be3?? { (0.23 → -3.10) Blunder. f4 was best. } (6. f4 e6) 6... e5?? { (-3.10 → 1.05) Blunder. d4 was best. } (6... d4 7. e5 Ng8 8. f4 dxc3 9. bxc3 e6 10. Rb1 Qd7 11. d4 Nh6 12. Bd3 Na6 13. O-O) 7. Qd2?? { (1.05 → -4.29) Blunder. d4 was best. } (7. d4 Bd6 8. Qd2 exd4 9. Qxd4 O-O 10. e5 c5 11. Qf4 Bxe5 12. Qxe5 d4 13. O-O-O Nbd7) 7... g6?? { (-4.29 → 1.65) Blunder. d4 was best. } (7... d4) 8. O-O-O?? { (1.65 → -3.96) Blunder. d4 was best. } (8. d4) 8... Bg7?? { (-3.96 → 1.23) Blunder. d4 was best. } (8... d4) 9. exd5 cxd5? { (0.82 → 2.12) Mistake. O-O was best. } (9... O-O 10. d4) 10. f4?? { (2.12 → -1.83) Blunder. d4 was best. } (10. d4 exd4) 10... d4 11. fxe5 dxe3 12. fxe3 Ng4 13. h3?! { (-1.31 → -2.22) Inaccuracy. Bg2 was best. } (13. Bg2 Bh6) 13... Nxe5 14. d4 Nf3?? { (-2.21 → 1.22) Blunder. Ned7 was best. } (14... Ned7) 15. Qe2?? { (1.22 → -3.73) Blunder. Qg2 was best. } (15. Qg2 Nh4) 15... Ng5?? { (-3.73 → -1.15) Blunder. Nh4 was best. } (15... Nh4) 16. d5?? { (-1.15 → -4.98) Blunder. Qg2 was best. } (16. Qg2 O-O) 16... O-O 17. h4 Qf6?? { (-4.57 → -0.17) Blunder. Bxc3 was best. } (17... Bxc3) 18. hxg5 Qxg5 19. Bh3?! { (-0.25 → -1.09) Inaccuracy. Qf3 was best. } (19. Qf3) 19... Bxc3 20. Rhg1?? { (-1.05 → -4.99) Blunder. bxc3 was best. } (20. bxc3 Na6 21. Bg2 Rae8 22. d6 Nc5 23. Rd5 Re5 24. Qd2 Ne6 25. Rxe5 Qxe5 26. Bxb7 Qa5) 20... Qf6?? { (-4.99 → -1.95) Blunder. Qh4 was best. } (20... Qh4 21. Qg4 Qxg4 22. Rxg4 Bf6 23. Rc4 Kg7 24. Rc8 Na6 25. Rxa8 Rxa8 26. c3 Nc5 27. d6) 21. bxc3 Qxc3 22. d6 Rd8 23. d7?? { (-1.70 → -6.41) Blunder. Qd3 was best. } (23. Qd3 Qa1+) 23... Nc6?? { (-6.41 → -1.68) Blunder. Nxd7 was best. } (23... Nxd7) 24. Rg2? { (-1.68 → -3.35) Mistake. Qd3 was best. } (24. Qd3 Qa1+) 24... Qa3+?! { (-3.35 → -2.56) Inaccuracy. Ne5 was best. } (24... Ne5 25. Rd4) 25. Kd2 Qb4+ 26. Kc1 Ne5 27. Rd4 Qa3+ 28. Kb1 Rac8?? { (-2.62 → 9.34) Blunder. a5 was best. } (28... a5 29. c4) 29. Rd3?? { (9.34 → -7.55) Blunder. dxc8=Q was best. } (29. dxc8=Q Rxc8 30. Bxc8 Qc5 31. Bg4 Qb6+ 32. Kc1 Qa5 33. a4 a6 34. Qd2 Qxd2+ 35. Kxd2 b5) 29... Nxd3 30. dxc8=Q? { (-7.56 → Mate in 1) Checkmate is now unavoidable. Qxd3 was best. } (30. Qxd3 Rc3) 30... Qc1# { Black wins by checkmate. } 0-1