Chess puzzle (Advantage)
Opening: Italian_Game, Italian_Game_Other_variations
Moves: 1. e4 e5 2. Bc4 Nc6 3. Nf3 b6 4. d3 f6 5. Bxg8 Rxg8 6. a3 Bb7 7. b4 Nxb4 *
Position (FEN): r2qkbr1/pbpp2pp/1p3p2/4p3/1n2P3/P2P1N2/2P2PPP/RNBQK2R w KQq - 0 8
White to move.
Themes:  Opening  
Puzzle rating: 1073
Best move: axb4