Chess puzzle (Crushing)
Moves: 1. e4 d5 2. exd5 e6 3. Nf3 Nf6 4. d3 Nxd5 5. Bd2 Nc6 6. a3 Bd6 7. c4 Nf6 8. Be2
e5 9. Bc3 Be6 10. O-O Qd7 11. Nbd2 O-O-O 12. Nb3 h5 13. h3 Bxh3 14. Ng5 Bxg2
15. Kxg2 h4 16. Rg1 h3+ 17. Kf1 Kb8 18. Bf3 h2 19. Rh1 Ne8 20. Bg4 Qe7 21. Qd2
Nf6 22. Qe2 Rh4 23. f3 *
Position (FEN): 1k1r4/ppp1qpp1/2nb1n2/4p1N1/2P3Br/PNBP1P2/1P2Q2p/R4K1R b - - 0 23
Black to move.
Themes:  Middlegame  
Puzzle rating: 1322
Best move: Nxg4