[Event "BOYS Under 12 Megafinal 1"] [Site "https://lichess.org/3lewzRbI"] [Date "2021.06.12"] [White "narita-hara"] [Black "Mccaughna"] [Result "1-0"] [UTCDate "2021.06.12"] [UTCTime "14:03:40"] [WhiteElo "1612"] [BlackElo "800"] [WhiteRatingDiff "+1"] [BlackRatingDiff "-10"] [Variant "Standard"] [TimeControl "600+5"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 { A40 Horwitz Defense } 2. Nf3 Be7?! { (0.16 → 0.71) Inaccuracy. d5 was best. } (2... d5 3. c4 Nf6 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 O-O 7. Qc2) 3. e4 g5?? { (0.17 → 1.88) Blunder. d5 was best. } (3... d5 4. e5 c5 5. c3 Nc6 6. Bd3 Bd7 7. Qe2 cxd4 8. Nxd4) 4. h3 g4? { (2.12 → 3.86) Mistake. h6 was best. } (4... h6) 5. hxg4 Nc6?! { (3.99 → 6.09) Inaccuracy. Nf6 was best. } (5... Nf6 6. Nc3 Nxg4 7. Ng5 Bxg5 8. Qxg4 Bxc1 9. Qg7 Qg5 10. Qxh8+ Ke7 11. Rxc1 Qxc1+ 12. Nd1) 6. Nc3 b5?! { (5.12 → 7.25) Inaccuracy. d5 was best. } (6... d5 7. e5) 7. Nxb5 a6 8. Nc3 Nf6 9. Bd3?! { (6.53 → 4.47) Inaccuracy. d5 was best. } (9. d5 Nxg4) 9... Nb4?! { (4.47 → 6.57) Inaccuracy. Nxg4 was best. } (9... Nxg4 10. Bf4) 10. g5 Nh5 11. Rxh5 Rg8 12. Rxh7 Nc6 13. d5 exd5 14. exd5 Nb4 15. Ne5 d6 16. Nxf7 Qd7 17. Nh6 Rg6?! { (14.40 → Mate in 9) Checkmate is now unavoidable. Rf8 was best. } (17... Rf8 18. Bg6+) 18. Bxg6+ Kd8 19. Rh8+ Bf8 20. Nf7+?! { (Mate in 7 → 28.94) Lost forced checkmate sequence. Rxf8+ was best. } (20. Rxf8+ Ke7 21. Qf3 Qe6+ 22. dxe6 Bxe6 23. Qxa8 Nxc2+ 24. Bxc2 Bc8 25. Qxc8 a5 26. Rf7#) 20... Ke7 21. Qe2+ Qe6 22. dxe6 Bb7 23. Rh7 Bd5?! { (71.42 → Mate in 6) Checkmate is now unavoidable. Re8 was best. } (23... Re8 24. Nxd6+) 24. Nxd5+ Ke8 25. Nf6+ Ke7 26. Ne5+ Kd8 27. Rd7+ Kc8 28. Nc4 Bg7 29. Nxd6+ cxd6 30. Qc4+ Kb8 31. Qc7# { White wins by checkmate. } 1-0