Chess puzzle (Crushing)
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. d4 exd4 5. Qxd4 Nf6 6. Ng5 O-O 7. Nxf7 Rxf7 8.
Bxf7+ Kxf7 9. O-O Nc6 10. Qc4+ Be6 11. Qa4 Bd7 12. Qc4+ Be6 13. Qa4 Qd7 14. Be3
Rd8 15. Nc3 a6 16. Rad1 Kg8 17. Nd5 Bxd5 18. exd5 Ne5 19. Qxd7 Nexd7 20. f4 Re8
21. c4 Ng4 22. Bd4 Bf6 23. Bxf6 Ndxf6 24. Rfe1 Ne3 25. Rc1 Kf7 26. Rc3 Nf5 27.
Rxe8 Kxe8 28. b3 Nd4 29. Re3+ Kd7 30. Kf2 *
Position (FEN): 8/1ppk2pp/p2p1n2/3P4/2Pn1P2/1P2R3/P4KPP/8 b - - 4 30
Black to move.
Themes:  Endgame  
Puzzle rating: 1097
Best move: Ng4+