Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Classical_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nxc6 bxc6 6. Nc3 d6 7. Bc4 Nf6 8.
O-O O-O 9. Bg5 Be6 10. Bb3 a5 11. Kh1 h6 12. Bd2 Ng4 13. Qe2 *
Position (FEN): r2q1rk1/2p2pp1/2ppb2p/p1b5/4P1n1/1BN5/PPPBQPPP/R4R1K b - - 3 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 1633
Best move: Qh4