Chess puzzle (Checkmate)
Opening: Kings_Indian_Defense, Kings_Indian_Defense_Four_Pawns_Attack
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. Be2 cxd4 8. Nxd4
Nc6 9. Nxc6 bxc6 10. O-O a5 11. Kh1 Qb6 12. b3 Nxe4 13. Na4 Nf2+ 14. Kg1 Nh3+
15. Kh1 Qg1+ 16. Rxg1 *
Position (FEN): r1b2rk1/4ppbp/2pp2p1/p7/N1P2P2/1P5n/P3B1PP/R1BQ2RK b - - 0 16
Black to move.
Themes:  Middlegame Mate in 1, Smothered Mate 
Puzzle rating: 766
Best move: Nf2#