Chess puzzle (Crushing)
Opening: Italian_Game, Italian_Game_Giuoco_Pianissimo
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. h3 h6 6. O-O Nf6 7. Nc3 O-O 8. Nd5
Be6 9. Be3 Bxd5 10. Bxd5 Nxd5 11. exd5 Bxe3 12. fxe3 Ne7 13. e4 Ng6 14. Nh2 Nf4
15. Qg4 c6 16. dxc6 bxc6 17. b3 a5 18. h4 h5 19. Qg5 *
Position (FEN): r2q1rk1/5pp1/2pp4/p3p1Qp/4Pn1P/1P1P4/P1P3PN/R4RK1 b - - 1 19
Black to move.
Themes:  Middlegame  
Puzzle rating: 2006
Best move: f6