Chess puzzle (Advantage)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. Nc3 c6 4. d3 h6 5. h3 Qf6 6. Be2 Be7 7. O-O Qg6 8. d4
Bxh3 9. g3 Bxf1 10. Qxf1 exd4 11. Nxd4 h5 12. Qh3 Nd7 13. Bg4 Ngf6 *
Position (FEN): r3k2r/pp1nbpp1/2pp1nq1/7p/3NP1B1/2N3PQ/PPP2P2/R1B3K1 w kq - 4 14
White to move.
Themes:  Middlegame  
Puzzle rating: 1559
Best move: Bf5