Chess puzzle (Advantage)
Opening: Kings_Pawn_Game, Kings_Pawn_Game_Napoleon_Attack
Moves: 1. e4 e5 2. Qf3 Nf6 3. Bc4 Bc5 4. d3 O-O 5. h3 d6 6. Ne2 Nc6 7. c3 Na5 8. Bb3
Nxb3 9. axb3 d5 10. O-O dxe4 11. dxe4 Qe8 12. Nd2 b6 13. Ng3 Ba6 *
Position (FEN): r3qrk1/p1p2ppp/bp3n2/2b1p3/4P3/1PP2QNP/1P1N1PP1/R1B2RK1 w - - 2 14
White to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1613
Best move: Rxa6