Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. c4 e5 2. g3 c6 3. Bg2 Nf6 4. Nc3 Bc5 5. d3 Ng4 6. Ne4 Bxf2+ *
Position (FEN): rnbqk2r/pp1p1ppp/2p5/4p3/2P1N1n1/3P2P1/PP2PbBP/R1BQK1NR w KQkq - 0 7
White to move.
Themes:  Opening  
Puzzle rating: 856
Best move: Nxf2