Chess puzzle (Advantage)
Opening: Russian_Game, Russian_Game_Italian_Variation
Moves: 1. e4 e5 2. Bc4 Nf6 3. Nf3 Nxe4 4. Nxe5 d5 5. Nxf7 Kxf7 6. Qh5+ Ke7 *
Position (FEN): rnbq1b1r/ppp1k1pp/8/3p3Q/2B1n3/8/PPPP1PPP/RNB1K2R w KQ - 2 7
White to move.
Themes:  Opening  
Puzzle rating: 2044
Best move: Bxd5