Chess puzzle (Advantage)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Zukertort_Variation
Moves: 1. d4 d5 2. Nf3 Bf5 3. e3 e6 4. Nh4 *
Position (FEN): rn1qkbnr/ppp2ppp/4p3/3p1b2/3P3N/4P3/PPP2PPP/RNBQKB1R b KQkq - 1 4
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1246
Best move: Qxh4