[Event "U15B Category"] [Site "https://lichess.org/OCpgIEDV"] [Date "2023.04.20"] [White "bryan_yeohshensen"] [Black "TK_2008"] [Result "1-0"] [UTCDate "2023.04.20"] [UTCTime "04:33:22"] [WhiteElo "1530"] [BlackElo "1449"] [WhiteRatingDiff "+53"] [BlackRatingDiff "-54"] [Variant "Standard"] [TimeControl "1500+0"] [ECO "A80"] [Opening "Dutch Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 f5?! { (0.00 → 0.62) Inaccuracy. Nf6 was best. } { A80 Dutch Defense } (1... Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bf4 c6 6. Nc3) 2. Nf3 Nf6 3. e3 g6 4. Nc3 Bg7 5. Be2 O-O 6. O-O d6 7. Bd2?! { (0.56 → -0.20) Inaccuracy. b4 was best. } (7. b4 Nc6 8. Rb1 e6 9. b5 Ne7 10. Bd3 b6 11. Ne2 a6) 7... Qe8?! { (-0.20 → 0.37) Inaccuracy. a5 was best. } (7... a5 8. h3 e6 9. Bd3 Nc6 10. a3 e5 11. dxe5 Nxe5 12. e4) 8. b3 e5 9. dxe5 dxe5 10. e4 Nc6 11. exf5?! { (0.27 → -0.76) Inaccuracy. Bc4+ was best. } (11. Bc4+) 11... Bxf5 12. Bd3? { (-0.86 → -2.12) Mistake. Re1 was best. } (12. Re1 h6 13. Bb5 e4 14. Nd4 Rd8 15. Bxc6 bxc6 16. Nxf5 gxf5 17. Qe2 Qe5 18. h3 Nd5) 12... e4 13. Nxe4? { (-2.01 → -4.06) Mistake. Re1 was best. } (13. Re1 Qd7 14. Bc4+ Kh8 15. Nh4 Rae8 16. Nxf5 Qxf5 17. Be2 Rd8 18. Rf1 Ne5 19. h3 c6) 13... Bxe4 14. Bxe4?! { (-3.24 → -4.70) Inaccuracy. Re1 was best. } (14. Re1 Bxf3 15. Qxf3 Qd7 16. Rad1 Rae8 17. Rxe8 Qxe8 18. Be3 Qe5 19. Qh3 Qe7 20. Qh4 Ne5) 14... Nxe4 15. Re1 Bxa1 16. Ng5 Be5 17. Nxe4 Qf7 18. Be3 Bf4 19. Bxf4 Qxf4 20. g3 Qxf2+?? { (-5.19 → 4.96) Blunder. Qf5 was best. } (20... Qf5 21. Qd3 Rae8 22. f4 Qf7 23. Rd1 Qg7 24. Ng5 Kh8 25. Qd7 Re7 26. Ne6 Rxd7 27. Rxd7) 21. Nxf2 Rad8 22. Qa1 Rd2 23. Qb2?? { (4.92 → 2.42) Blunder. Ne4 was best. } (23. Ne4 Nd4 24. Nxd2 Nxc2 25. Qc3 Nxe1 26. Ne4 Rf7 27. Nf6+ Kf8 28. a4 Nf3+ 29. Kg2 Ne1+) 23... Rdxf2 24. b4 Rd2?! { (2.45 → 3.41) Inaccuracy. a6 was best. } (24... a6 25. Qb3+ Kg7 26. Qc3+ R8f6 27. Rd1 Kg8 28. Qc4+ Rf7 29. Rd7 Ne5 30. Rxf7 Rxf7 31. Qe6) 25. Qb3+ Kg7 26. Qc3+ Rd4?! { (3.79 → 5.48) Inaccuracy. Nd4 was best. } (26... Nd4 27. Rf1 Rxf1+ 28. Kxf1 Rd1+ 29. Kf2 c6 30. g4 b6 31. Qe3 Nxc2 32. Qe7+ Kg8 33. Qe2) 27. b5 Kh6 28. bxc6 Ra4 29. cxb7 Rxa2?! { (10.12 → Mate in 8) Checkmate is now unavoidable. Ra6 was best. } (29... Ra6 30. Qd2+) 30. Qxc7?! { (Mate in 8 → 18.66) Lost forced checkmate sequence. Qd2+ was best. } (30. Qd2+ Kg7 31. Qd4+ Kf7 32. Rf1+ Ke6 33. Rxf8 Rb2 34. Qxb2 Kd5 35. b8=Q Ke4 36. Q8b3 a6) 30... a5?! { (18.66 → Mate in 6) Checkmate is now unavoidable. Rb2 was best. } (30... Rb2 31. Re7) 31. b8=Q Rxb8 32. Qxb8 Rxc2 33. Qf4+ Kg7 34. Qe5+ Kh6 35. Qxa5 Rc6 36. Qd2+ Kg7 37. Re7+ Kf6 38. Rxh7 Ra6 39. Qc3+ Kf5 40. Rf7+ Kg5 41. Qc5+ Kg4 42. Rf4+ Kh3 43. Rh4# { White wins by checkmate. } 1-0