[Event "Yearly Crazyhouse Arena"] [Site "https://lichess.org/tqoWldNk"] [Date "2020.02.13"] [White "KOYTSAN"] [Black "NotCM"] [Result "0-1"] [UTCDate "2020.02.13"] [UTCTime "19:32:36"] [WhiteElo "1428"] [BlackElo "1530"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+18"] [Variant "Crazyhouse"] [TimeControl "180+0"] [ECO "A01"] [Opening "Nimzo-Larsen Attack: Modern Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. b3? { (0.15 → -1.44) Mistake. e4 was best. } (1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. d4 exd4 5. Nxd4 Nxd4) 1... e5?! { (-1.44 → -0.33) Inaccuracy. Nc6 was best. } (1... Nc6 2. e3 d5 3. Bb2 e5 4. Nf3 Bd6 5. Nc3 Nf6 6. Nb5) 2. Bb2 Nc6 { A01 Nimzo-Larsen Attack: Modern Variation } 3. Nc3? { (-0.97 → -2.31) Mistake. e3 was best. } (3. e3 d5 4. Nf3 e4 5. Ne5 Nxe5 6. Bxe5 N@g6 7. Bb5+ Bd7) 3... Nf6 4. e3 Bb4?! { (-2.73 → -1.61) Inaccuracy. d5 was best. } (4... d5) 5. Bc4?! { (-1.61 → -2.62) Inaccuracy. Nf3 was best. } (5. Nf3 O-O) 5... O-O 6. Nge2? { (-2.30 → -4.25) Mistake. Nf3 was best. } (6. Nf3 Bxc3 7. Bxc3 d5 8. Nxe5 Nxe5 9. Bxe5 dxc4 10. Bxf6 Qxf6 11. B@c3 B@e5 12. Bxe5 Qxe5) 6... Bxc3?? { (-4.25 → -0.02) Blunder. d5 was best. } (6... d5) 7. Nxc3 d5? { (-0.22 → 0.91) Mistake. N@h4 was best. } (7... N@h4 8. O-O) 8. Be2?? { (0.91 → -4.96) Blunder. Nxd5 was best. } (8. Nxd5 Nxd5) 8... d4 9. exd4?! { (-4.75 → -7.39) Inaccuracy. B@f3 was best. } (9. B@f3) 9... exd4 10. Nb1 P@c3? { (-10.65 → -4.65) Mistake. N@f4 was best. } (10... N@f4 11. B@f3) 11. dxc3 dxc3? { (-4.88 → -2.69) Mistake. N@f4 was best. } (11... N@f4) 12. Qxd8?? { (-2.69 → -13.90) Blunder. Nxc3 was best. } (12. Nxc3 P@h3) 12... Rxd8 13. Nxc3 Q@d2+ 14. Kf1 Qxc2 15. Q@c1 Qxc1+ 16. Rxc1 P@d2 17. Rd1?! { (-17.97 → Mate in 4) Checkmate is now unavoidable. P@d3 was best. } (17. P@d3 P@h3) 17... P@c2?! { (Mate in 4 → -16.86) Lost forced checkmate sequence. Q@e1+ was best. } (17... Q@e1+ 18. Rxe1 dxe1=Q+ 19. Kxe1 N@c2+ 20. Kf1 R@e1#) 18. Bc1?! { (-16.86 → Mate in 2) Checkmate is now unavoidable. Rxd2 was best. } (18. Rxd2 Rxd2) 18... cxd1=Q+ 19. Bxd1 Q@e1# { Black wins by checkmate. } 0-1