[Event "assemblea d'istituto 22-12"] [Site "https://lichess.org/3nsH0Jmx"] [Date "2021.12.22"] [White "andreacaloo"] [Black "sdr_umo"] [Result "0-1"] [UTCDate "2021.12.22"] [UTCTime "11:26:30"] [WhiteElo "1471"] [BlackElo "1703"] [WhiteRatingDiff "-39"] [BlackRatingDiff "+34"] [Variant "Standard"] [TimeControl "600+0"] [ECO "A00"] [Opening "Grob Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. g4? { (0.15 → -1.46) Mistake. e4 was best. } { A00 Grob Opening } (1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6) 1... e5 2. c3?! { (-0.93 → -1.60) Inaccuracy. Bg2 was best. } (2. Bg2 Nc6 3. Nc3 Nge7 4. e3 d5 5. d4 exd4 6. exd4 Be6) 2... d5 3. b4? { (-1.49 → -3.22) Mistake. e3 was best. } (3. e3 Nc6 4. d4 h5 5. gxh5 Qe7 6. Be2 exd4 7. exd4 Nf6) 3... Nf6? { (-3.22 → -1.77) Mistake. Bxg4 was best. } (3... Bxg4 4. Nf3 Nd7 5. Rg1 Ngf6 6. d4 e4 7. Ne5 Be6 8. Nxd7) 4. d4? { (-1.77 → -3.55) Mistake. g5 was best. } (4. g5 Ng8 5. d4 e4 6. f3 f5 7. Nh3 h6 8. Qb3 c6 9. fxe4 fxe4 10. c4 dxc4) 4... Nbd7? { (-3.55 → -1.81) Mistake. Nxg4 was best. } (4... Nxg4 5. dxe5 Nxe5 6. Bf4 Ng6 7. Bg3 c6 8. Nf3 h5 9. Nbd2 Qf6 10. b5 h4 11. Bc7) 5. e4?? { (-1.81 → -4.17) Blunder. g5 was best. } (5. g5) 5... c6?! { (-4.17 → -2.93) Inaccuracy. Nxe4 was best. } (5... Nxe4 6. Bg2 a5 7. Ne2 axb4 8. O-O Be7 9. cxb4 O-O 10. Nd2 Nxd2 11. Bxd2 e4 12. a4) 6. dxe5? { (-2.93 → -5.00) Mistake. exd5 was best. } (6. exd5 Nxd5 7. Bg2 Bd6 8. Ne2 exd4 9. h3 O-O 10. O-O d3 11. Qxd3 Ne5 12. Qd1 h5) 6... Nxe5 7. c4? { (-4.87 → -10.45) Mistake. f3 was best. } (7. f3 h6 8. Qd4 Bd6 9. g5 hxg5 10. Bxg5 Qc7 11. Nd2 c5 12. Qe3 cxb4 13. Ne2 Kf8) 7... Bxg4 8. Bb2 Bxd1 9. Kxd1 dxe4+ 10. Nd2 Nd3 11. f3 Nxb2+ 12. Kc1 Bxb4 13. Nb3 Qd1+ 14. Kxb2 Qd6 15. fxe4?! { (-12.62 → Mate in 8) Checkmate is now unavoidable. a3 was best. } (15. a3 Qe5+) 15... O-O?! { (Mate in 8 → -13.40) Lost forced checkmate sequence. Qe5+ was best. } (15... Qe5+ 16. Kb1 Ba3 17. Kc2 O-O-O 18. Bd3 Nxe4 19. Nh3 Qb2+ 20. Kd1 Bb4 21. Rf1 Rxd3+ 22. Nd2) 16. h4 Qe5+ 17. Kc2 Rad8?! { (Mate in 6 → -14.69) Lost forced checkmate sequence. Qc3+ was best. } (17... Qc3+ 18. Kb1 Rad8 19. Ne2 Rd1+ 20. Nec1 Ba3 21. Rh2 Rxc1+ 22. Nxc1 Qxc1#) 18. Rd1?! { (-14.69 → Mate in 3) Checkmate is now unavoidable. Rh3 was best. } (18. Rh3 Ba3 19. Rb1 Qxe4+ 20. Rd3 Qxc4+ 21. Rc3 Qe4+ 22. Bd3 Nd5 23. Nc1 Qa4+ 24. Rcb3 Ne3+) 18... Qc3+ 19. Kb1 Rxd1+ 20. Nc1 Qxc1# { Black wins by checkmate. } 0-1