[Event "IV COPA EMC U 8 Team Battle"] [Site "https://lichess.org/7CIqMDQe"] [Date "2020.09.06"] [White "leonelparedes2012"] [Black "leopoma2015"] [Result "0-1"] [UTCDate "2020.09.06"] [UTCTime "01:26:02"] [WhiteElo "788"] [BlackElo "1239"] [WhiteRatingDiff "-1"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "300+2"] [ECO "D00"] [Opening "Queen's Pawn Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. e3 { D00 Queen's Pawn Game } c5 3. Nc3 Nc6 4. f4 c4? { (-0.77 → 0.38) Mistake. cxd4 was best. } (4... cxd4 5. exd4) 5. e4 dxe4?! { (0.00 → 0.96) Inaccuracy. e6 was best. } (5... e6 6. e5 Nh6 7. Nf3 Nf5 8. g3 b5 9. Bg2 b4 10. Ne2 Be7 11. O-O h5 12. c3) 6. Nxe4?? { (0.96 → -1.26) Blunder. d5 was best. } (6. d5 Nb4 7. a3 Na6 8. Be3 Nf6 9. Bxc4 Nc7 10. Qd4 g6 11. Nxe4 Bg7 12. d6 Ne6) 6... Bf5? { (-1.26 → -0.02) Mistake. Qxd4 was best. } (6... Qxd4 7. Qe2 Nf6 8. Nxf6+ Qxf6 9. Qxc4 Be6 10. Qc3 Qxc3+ 11. bxc3 g6 12. Bd3 Bg7 13. Ne2) 7. Nc5?? { (-0.02 → -5.41) Blunder. Ng3 was best. } (7. Ng3 Nxd4) 7... Qb6?? { (-5.41 → -0.13) Blunder. Nxd4 was best. } (7... Nxd4 8. Nd3 cxd3 9. Bxd3 Qa5+ 10. Bd2 Qc5 11. Rc1 e6 12. Nf3 Nf6 13. Nxd4 Qxd4 14. Bxf5) 8. Bd2?? { (-0.13 → -6.33) Blunder. c3 was best. } (8. c3 O-O-O 9. Nf3 e6 10. Qa4 Bxc5 11. dxc5 Qxc5 12. Qxc4 Qxc4 13. Bxc4 Kc7 14. O-O Nge7) 8... Qxb2?? { (-6.33 → -1.73) Blunder. Nxd4 was best. } (8... Nxd4 9. Rc1 Qxc5 10. c3 Nc6 11. Qe2 e6 12. Qxc4 Nf6 13. b4 Qb6 14. Qb5 Qc7 15. Nf3) 9. Bb4?? { (-1.73 → -11.60) Blunder. c3 was best. } (9. c3 e6) 9... Qxb4+ 10. Ke2 Rd8 11. Nxb7 Qxb7 12. Qd3 Rxd4 13. Ke3 Rxd3+ 14. cxd3 cxd3 15. Rb1?! { (-27.50 → Mate in 8) Checkmate is now unavoidable. h3 was best. } (15. h3 Qb6+) 15... Qxb1 16. Kf2 d2 17. g3 d1=Q 18. h4 Qxf1+ 19. Ke3 Qfe1+ 20. Kf3 Qd3+ 21. Kg2 Qdf1+ 22. Kh2 Qef2# { Black wins by checkmate. } 0-1