Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Potter_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. Bg5 O-O 8.
Bd3 Re8 9. O-O Ne5 10. Kh1 d6 11. Nd5 Neg4 12. h3 Nxf2+ *
Position (FEN): r1bqr1k1/ppp2ppp/1b1p1n2/3N2B1/4P3/1N1B3P/PPP2nP1/R2Q1R1K w - - 0 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1070
Best move: Rxf2