Chess puzzle (Advantage)
Opening: Four_Knights_Game, Four_Knights_Game_Spanish_Variation
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Bc5 5. d3 O-O 6. Bg5 h6 7. Bh4 Re8 8. Qe2
Nd4 9. Nxd4 exd4 10. Nd5 Be7 11. Bc4 *
Position (FEN): r1bqr1k1/ppppbpp1/5n1p/3N4/2BpP2B/3P4/PPP1QPPP/R3K2R b KQ - 3 11
Black to move.
Themes:  Middlegame  
Puzzle rating: 1253
Best move: Nxd5