Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Modern_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qh4 5. Nc3 Bb4 6. Nxc6 Qxe4+ 7. Be3 Qxc6
8. Bd2 Nf6 9. Qe2+ Be7 10. Nb5 a6 11. Nd4 Qb6 *
Position (FEN): r1b1k2r/1pppbppp/pq3n2/8/3N4/8/PPPBQPPP/R3KB1R w KQkq - 2 12
White to move.
Themes:  Opening  
Puzzle rating: 1476
Best move: Nf5