Chess puzzle (Advantage)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 h6 4. O-O Nf6 5. h3 Nxe4 6. Re1 Nf6 7. d3 Nc6 8. Nc3
Na5 9. Bd5 Nxd5 10. Nxd5 c6 11. Nf4 Be7 12. Nh5 c5 13. Nxg7+ Kd7 14. Nf5 h5 15.
Ng5 *
Position (FEN): r1bq3r/pp1kbp2/3p4/n1p1pNNp/8/3P3P/PPP2PP1/R1BQR1K1 b - - 1 15
Black to move.
Themes:  Opening  
Puzzle rating: 555
Best move: Bxg5