Chess puzzle (Advantage)
Opening: Kings_Pawn_Game, Kings_Pawn_Game_Busch-Gass_Gambit
Moves: 1. e4 e5 2. Nf3 Bc5 3. Bc4 d6 4. O-O Nc6 5. c3 h5 6. h4 Bg4 7. d4 Nxd4 *
Position (FEN): r2qk1nr/ppp2pp1/3p4/2b1p2p/2BnP1bP/2P2N2/PP3PP1/RNBQ1RK1 w kq - 0 8
White to move.
Themes:  Opening  
Puzzle rating: 1731
Best move: cxd4