Chess puzzle (Checkmate)
Opening: Kings_Indian_Defense, Kings_Indian_Defense_Four_Pawns_Attack
Moves: 1. e4 g6 2. d4 Bg7 3. c4 d6 4. f4 Nf6 5. Nc3 O-O 6. Nf3 c5 7. dxc5 Qa5 8. Bd3
Qxc5 9. Qe2 Nc6 10. Be3 Qa5 11. O-O Ng4 12. Bd2 Qb6+ 13. Kh1 Nd4 14. Nxd4 Bxd4
15. h3 Nf2+ 16. Rxf2 Bxf2 17. Nd5 Qxb2 18. Bc3 Qxe2 *
Position (FEN): r1b2rk1/pp2pp1p/3p2p1/3N4/2P1PP2/2BB3P/P3qbP1/R6K w - - 0 19
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1558
Best move: Nxe7#