Chess puzzle (Checkmate)
Opening: Indian_Defense, Indian_Defense_Budapest_Defense
Moves: 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. a3 Ngxe5 6. Nc3 Bc5 7. b4 Nxf3+ 8.
gxf3 Qf6 9. Bb2 Bd4 10. Qc2 d6 11. Rd1 Be5 12. Ne4 Qe7 13. Rg1 Bxb2 14. Qxb2 f6
15. c5 Ne5 16. cxd6 cxd6 17. Nxd6+ Kf8 18. Nxc8 *
Position (FEN): r1N2k1r/pp2q1pp/5p2/4n3/1P6/P4P2/1Q2PP1P/3RKBR1 b - - 0 18
Black to move.
Themes: Pin Middlegame Mate in 1 
Puzzle rating: 1507
Best move: Nxf3#