Chess puzzle (Checkmate)
Opening: Rapport-Jobava_System, Rapport-Jobava_System_Other_variations
Moves: 1. d4 d5 2. Nc3 Nf6 3. Bf4 e6 4. Nb5 Na6 5. e3 Bd7 6. a4 c6 7. Nd6+ Bxd6 8.
Bxd6 Ne4 9. Ba3 Qg5 10. Nf3 Qf6 11. Ne5 *
Position (FEN): r3k2r/pp1b1ppp/n1p1pq2/3pN3/P2Pn3/B3P3/1PP2PPP/R2QKB1R b KQkq - 6 11
Black to move.
Themes: Attacking f2 or f7 Middlegame Mate in 1 
Puzzle rating: 903
Best move: Qxf2#