[Event "BOYS Under 12 Megafinal 2"] [Site "https://lichess.org/1PLxby1F"] [Date "2021.06.20"] [White "Choubao"] [Black "Ejb855"] [Result "0-1"] [UTCDate "2021.06.20"] [UTCTime "10:05:52"] [WhiteElo "1696"] [BlackElo "1239"] [WhiteRatingDiff "-22"] [BlackRatingDiff "+42"] [Variant "Standard"] [TimeControl "600+5"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 { A40 Horwitz Defense } 2. c4 c5 3. Nf3?! { (0.65 → 0.00) Inaccuracy. d5 was best. } (3. d5 exd5 4. cxd5 g6 5. Nc3 d6 6. Bf4 Nf6 7. Nf3 Bg7) 3... b6? { (0.00 → 1.33) Mistake. cxd4 was best. } (3... cxd4 4. Nxd4 Nf6 5. e3 Bc5 6. Nc3 Nc6 7. Be2 O-O 8. O-O) 4. e4?! { (1.33 → 0.40) Inaccuracy. d5 was best. } (4. d5 d6 5. Nc3 Nf6 6. e4 Be7 7. Bd3 Nbd7 8. a4 O-O) 4... Nc6?? { (0.40 → 2.59) Blunder. cxd4 was best. } (4... cxd4 5. Nxd4 Bb7 6. Nc3 Nf6 7. f3 Bb4 8. Qc2 O-O 9. Be3) 5. d5 exd5?! { (2.76 → 3.66) Inaccuracy. Na5 was best. } (5... Na5 6. Qa4) 6. exd5 Nb4?! { (3.12 → 4.29) Inaccuracy. Nd4 was best. } (6... Nd4 7. Nxd4 cxd4 8. Qxd4 Qf6 9. Qe4+ Qe7 10. Qxe7+ Bxe7 11. Nc3 Nf6 12. f3 O-O 13. Bd2) 7. a3 Na6 8. Qe2+?! { (4.30 → 2.98) Inaccuracy. Bd3 was best. } (8. Bd3 Nf6) 8... Be7?? { (2.98 → 6.23) Blunder. Qe7 was best. } (8... Qe7) 9. d6 Nc7 10. dxe7 Nxe7 11. Bg5 f6 12. Bf4 Ne6 13. Qe4 Nxf4 14. Qxa8?? { (5.16 → 0.00) Blunder. Nc3 was best. } (14. Nc3 d5) 14... Nc6 15. Nc3 Qe7+ 16. Be2?? { (0.00 → -3.38) Blunder. Kd2 was best. } (16. Kd2 O-O 17. Re1 Ne6 18. Bd3 Ba6 19. Rxe6 Qxe6 20. Bxh7+ Kf7 21. Bg6+ Kg8) 16... O-O 17. Nd5?? { (-3.47 → Mate in 1) Checkmate is now unavoidable. O-O was best. } (17. O-O Nxe2+) 17... Qxe2# { Black wins by checkmate. } 0-1