Chess puzzle (Advantage)
Opening: Philidor_Defense, Philidor_Defense_Other_variations
Moves: 1. e4 e5 2. Nf3 d6 3. Nc3 Bg4 4. h3 Bh5 5. g4 Bg6 6. Nh4 *
Position (FEN): rn1qkbnr/ppp2ppp/3p2b1/4p3/4P1PN/2N4P/PPPP1P2/R1BQKB1R b KQkq - 2 6
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 769
Best move: Qxh4