Chess puzzle (Advantage)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. d3 Nf6 5. Nc3 Bxf3 6. Qxf3 Be7 7. Nd5 O-O 8.
Bg5 Nbd7 9. h4 a5 10. h5 *
Position (FEN): r2q1rk1/1ppnbppp/3p1n2/p2Np1BP/2B1P3/3P1Q2/PPP2PP1/R3K2R b KQ - 0 10
Black to move.
Themes:  Middlegame  
Puzzle rating: 1645
Best move: Nxd5