Chess puzzle (Checkmate)
Opening: Scotch_Game, Scotch_Game_Classical_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 d6 7. Bc4 Be6 8.
Nxe6 Bxe3 9. Nxc7+ Kd7 10. Nxa8 *
Position (FEN): N5nr/pp1k1ppp/2np1q2/8/2B1P3/2P1b3/PP3PPP/RN1QK2R b KQ - 0 10
Black to move.
Themes: Attacking f2 or f7 Middlegame Mate in 1 
Puzzle rating: 819
Best move: Qxf2#