Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 g6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Nc3 d6 7. Be3 Ng4 8. Bg5
Qb6 9. Ndb5 *
Position (FEN): r1b1kb1r/pp2pp1p/1qnp2p1/1N4B1/2P1P1n1/2N5/PP3PPP/R2QKB1R b KQkq - 5 9
Black to move.
Themes: Attacking f2 or f7 Opening Mate in 1 
Puzzle rating: 786
Best move: Qxf2#