Chess puzzle (Crushing)
Opening: Italian_Game, Italian_Game_Two_Knights_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kf1 Qe7 7. Nxh8 d5
8. exd5 Nd4 9. c3 Bg4 10. d6 cxd6 11. Qa4+ Nd7 12. cxd4 *
Position (FEN): r3k2N/pp1nq1pp/3p4/4p3/Q1BP2b1/8/PP1P1bPP/RNB2K1R b q - 0 12
Black to move.
Themes:  Middlegame  
Puzzle rating: 2283
Best move: Bxd4