[Event "Worldwide U12 West Team Battle"] [Site "https://lichess.org/1SHyY4Tc"] [Date "2021.04.21"] [White "DRAGON7SUN"] [Black "Matthew_2012"] [Result "0-1"] [UTCDate "2021.04.21"] [UTCTime "23:20:53"] [WhiteElo "1749"] [BlackElo "2010"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "600+2"] [ECO "B20"] [Opening "Sicilian Defense: Staunton-Cochrane Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 c5 2. c4 { B20 Sicilian Defense: Staunton-Cochrane Variation } d6 3. Nc3 e6?! { (-0.20 → 0.70) Inaccuracy. Nc6 was best. } (3... Nc6 4. Rb1 g6 5. d3 e6 6. g3 Bg7 7. Nge2 Nge7 8. Bg2) 4. d3 Nf6 5. Nf3 Be7 6. Be3 Nc6 7. Qd2 O-O 8. g3? { (-0.20 → -1.39) Mistake. d4 was best. } (8. d4 cxd4 9. Nxd4 d5 10. exd5 exd5 11. Nxc6 bxc6 12. cxd5 Nxd5 13. Nxd5 Qxd5 14. Qxd5 cxd5) 8... Bd7?! { (-1.39 → -0.63) Inaccuracy. d5 was best. } (8... d5 9. e5 Nd7 10. Bf4 Nd4 11. Qd1 Nxf3+ 12. Qxf3 g5 13. Bd2 Nxe5 14. Qe2 Bf6 15. Bxg5) 9. Bg2 a6 10. a3? { (-0.18 → -1.33) Mistake. h3 was best. } (10. h3 e5) 10... Rb8 11. O-O b5 12. cxb5 axb5 13. Ne2?! { (-0.76 → -1.40) Inaccuracy. b4 was best. } (13. b4 Ng4 14. Bf4 e5 15. Be3 Nd4 16. Bxd4 cxd4 17. Nd5 Nf6 18. Nxe7+ Qxe7 19. Rfc1 g6) 13... d5? { (-1.40 → -0.13) Mistake. Ng4 was best. } (13... Ng4 14. h3 Nxe3 15. Qxe3 b4 16. d4 bxa3 17. bxa3 Na5 18. Rab1 Qc7 19. Rfc1 h6 20. Nd2) 14. Bg5?? { (-0.13 → -1.89) Blunder. e5 was best. } (14. e5) 14... dxe4 15. Bxf6 Bxf6 16. dxe4 Ne5?? { (-2.37 → -0.30) Blunder. Qc7 was best. } (16... Qc7 17. Rfd1 Rfd8 18. Rac1 Na5 19. Rb1 Be8 20. Qc2 Rxd1+ 21. Rxd1 h6 22. e5 Bxe5 23. Nxe5) 17. Qc2?? { (-0.30 → -2.39) Blunder. Nxe5 was best. } (17. Nxe5 Bxe5) 17... Nc4?! { (-2.39 → -1.24) Inaccuracy. Nxf3+ was best. } (17... Nxf3+ 18. Bxf3 Qc7 19. h4 Rfc8 20. Nc1 Bd4 21. Ne2 Be5 22. Rad1 b4 23. axb4 Rxb4 24. b3) 18. Rab1 Bc6 19. Nc3?! { (-1.39 → -2.33) Inaccuracy. Nf4 was best. } (19. Nf4) 19... b4?! { (-2.33 → -1.49) Inaccuracy. Qc7 was best. } (19... Qc7) 20. Ne2? { (-1.49 → -2.81) Mistake. axb4 was best. } (20. axb4 cxb4) 20... Bb5? { (-2.81 → -1.08) Mistake. bxa3 was best. } (20... bxa3 21. bxa3) 21. a4?? { (-1.08 → -3.38) Blunder. axb4 was best. } (21. axb4 cxb4) 21... Ba6 22. b3?? { (-3.11 → -6.25) Blunder. e5 was best. } (22. e5) 22... Na3 23. Qxc5 Nxb1 24. Rxb1 Bxe2 25. Ne1 Bd4 26. Qc2 Ba6 27. Rd1 Qb6 28. Rd2 Bc3 29. Rd1 Rfc8 30. Qa2 Bxe1 31. Rxe1 Bd3 32. Qd2 Rc2 33. Qf4 e5 34. Qf3 Rd8 35. Bf1 Bxf1 36. Kxf1 Rdd2 37. Re2?! { (-12.31 → Mate in 10) Checkmate is now unavoidable. Re3 was best. } (37. Re3 Qa6+) 37... Rxe2?! { (Mate in 10 → -10.52) Lost forced checkmate sequence. Qa6 was best. } (37... Qa6 38. Kg2 Qxe2 39. Qxe2 Rxe2 40. Kf3 h5 41. g4 Rxf2+ 42. Kg3 Rg2+ 43. Kh4 Rxg4+ 44. Kxh5) 38. Qxe2 Rxe2 39. Kxe2 Qd4 40. f3 Qb2+ 41. Kf1 Qxb3 42. Kg2?! { (-75.13 → Mate in 8) Checkmate is now unavoidable. f4 was best. } (42. f4 Qf3+ 43. Ke1 Qxe4+ 44. Kd2 exf4 45. h4 fxg3 46. Kd1 g2 47. Kd2 Qd4+ 48. Kc2 Qxh4) 42... Qxa4 43. Kh3 b3 44. Kg4 b2 45. h3 b1=Q 46. h4 Qad1 47. Kg5 h6+ 48. Kf5 f6 49. Kg6 Qxf3 50. g4 Qbxe4+ 51. Kh5 Qfxg4# { Black wins by checkmate. } 0-1