Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Knight_Variation
Moves: 1. e4 e6 2. Nf3 a6 3. Bd3 c5 4. O-O d6 5. c4 Nc6 6. a3 Be7 7. b3 Nf6 8. Bb2 e5
9. Nc3 Bg4 10. h3 Bh5 11. Be2 Nd4 12. Nd5 Nxd5 13. exd5 e4 *
Position (FEN): r2qk2r/1p2bppp/p2p4/2pP3b/2Pnp3/PP3N1P/1B1PBPP1/R2Q1RK1 w kq - 0 14
White to move.
Themes:  Opening  
Puzzle rating: 965
Best move: Nxd4