Chess puzzle (Crushing)
Opening: Russian_Game, Russian_Game_Italian_Variation
Moves: 1. e4 e5 2. Nf3 Nf6 3. Bc4 Bc5 4. O-O O-O 5. c3 Nc6 6. d4 exd4 7. cxd4 Bb6 8.
d5 Nb4 9. e5 Ne4 10. Bb3 d6 11. e6 fxe6 12. dxe6 c6 13. e7+ d5 14. exd8=Q Rxd8
15. a3 Na6 16. Re1 Nxf2 17. Qd3 *
Position (FEN): r1br2k1/pp4pp/nbp5/3p4/8/PB1Q1N2/1P3nPP/RNB1R1K1 b - - 1 17
Black to move.
Themes: Discovered Attack, Hanging Piece Opening  
Puzzle rating: 760
Best move: Nxd3+