Chess puzzle (Advantage)
Opening: Zukertort_Opening, Zukertort_Opening_Reversed_Mexican_Defense
Moves: 1. Nf3 d5 2. Nc3 Nf6 3. d4 h6 4. Bg5 *
Position (FEN): rnbqkb1r/ppp1ppp1/5n1p/3p2B1/3P4/2N2N2/PPP1PPPP/R2QKB1R b KQkq - 1 4
Black to move.
Themes:  Opening  
Puzzle rating: 1021
Best move: hxg5