Chess puzzle (Equality)
Moves: 1. e4 c5 2. Nf3 Nf6 3. c3 Nxe4 4. Be2 e6 5. O-O Be7 6. d3 Nf6 7. Bg5 O-O 8.
Bxf6 Bxf6 9. d4 cxd4 10. cxd4 d5 11. Nc3 a6 12. Qd3 Nc6 13. Bd1 Nxd4 *
Position (FEN): r1bq1rk1/1p3ppp/p3pb2/3p4/3n4/2NQ1N2/PP3PPP/R2B1RK1 w - - 0 14
White to move.
Themes:  Opening  
Puzzle rating: 1551
Best move: Nxd4