Chess puzzle (Crushing)
Opening: Four_Knights_Game, Four_Knights_Game_Italian_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 Nf6 5. Ng5 O-O 6. O-O d6 7. Nf3 Bg4 8. h3
Bh5 9. g4 Nxg4 10. hxg4 Bxg4 11. d3 *
Position (FEN): r2q1rk1/ppp2ppp/2np4/2b1p3/2B1P1b1/2NP1N2/PPP2P2/R1BQ1RK1 b - - 0 11
Black to move.
Themes:  Opening  
Puzzle rating: 1679
Best move: Nd4