Chess puzzle (Advantage)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Other_variations
Moves: 1. e4 c6 2. c3 d5 3. e5 Bf5 4. d4 e6 5. g4 Bg6 6. f4 *
Position (FEN): rn1qkbnr/pp3ppp/2p1p1b1/3pP3/3P1PP1/2P5/PP5P/RNBQKBNR b KQkq - 0 6
Black to move.
Themes:  Opening  
Puzzle rating: 1053
Best move: Qh4+