Chess puzzle (Checkmate)
Opening: Indian_Defense, Indian_Defense_Budapest_Defense
Moves: 1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Nf3 b6 5. Qc2 Bb4+ 6. Nbd2 d5 7. a3 Bxd2+ 8.
Bxd2 Bf5 9. Qa4+ c6 10. cxd5 Qxd5 11. Rd1 Qc5 12. Bb4 *
Position (FEN): rn2k2r/p4ppp/1pp5/2q1Pb2/QB2n3/P4N2/1P2PPPP/3RKB1R b Kkq - 3 12
Black to move.
Themes: Attacking f2 or f7 Middlegame Mate in 1 
Puzzle rating: 1337
Best move: Qxf2#