Chess puzzle (Advantage)
Opening: Bishops_Opening, Bishops_Opening_Other_variations
Moves: 1. e4 e5 2. Bc4 d6 3. h3 Nf6 4. Nc3 a6 5. d3 Be7 6. Bg5 O-O 7. Nd5 *
Position (FEN): rnbq1rk1/1pp1bppp/p2p1n2/3Np1B1/2B1P3/3P3P/PPP2PP1/R2QK1NR b KQ - 4 7
Black to move.
Themes:  Opening  
Puzzle rating: 800
Best move: Nxd5