Chess puzzle (Crushing)
Moves: 1. e4 d5 2. exd5 Nf6 3. c4 c6 4. dxc6 Nxc6 5. Be2 Bf5 6. Nc3 e5 7. d3 a6 8. Nf3
Qc7 9. O-O Rd8 10. Bg5 Be7 11. Bxf6 Bxf6 12. Nd5 Qd6 13. Qa4 O-O 14. Rac1 e4
15. Nxf6+ Qxf6 16. dxe4 Bxe4 17. c5 Qg6 18. Rfe1 Ne5 19. Qb3 Rd3 20. Bxd3 *
Position (FEN): 5rk1/1p3ppp/p5q1/2P1n3/4b3/1Q1B1N2/PP3PPP/2R1R1K1 b - - 0 20
Black to move.
Themes: Kingside Attack, Pin Middlegame  
Puzzle rating: 1725
Best move: Nxf3+