Chess puzzle (Advantage)
Opening: Vienna_Game, Vienna_Game_Stanley_Variation
Moves: 1. e4 e5 2. Bc4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Ng5 O-O 6. O-O d5 7. exd5 Nxd5 8.
d3 c6 9. Bxd5 cxd5 10. Qf3 d4 11. Nce4 Bh6 12. Nxf7 *
Position (FEN): rnbq1rk1/pp3N1p/6pb/4p3/3pN3/3P1Q2/PPP2PPP/R1B2RK1 b - - 0 12
Black to move.
Themes:  Opening  
Puzzle rating: 1015
Best move: Rxf7