Chess puzzle (Checkmate)
Opening: Kings_Indian_Defense, Kings_Indian_Defense_Normal_Variation
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. g3 Nbd7 6. Bg2 O-O 7. Nge2 e5 8. d5
Ne8 9. O-O f5 10. f3 g5 11. exf5 Rxf5 12. Ne4 h6 13. Bh3 Rf8 14. f4 gxf4 15.
gxf4 exf4 16. Nxf4 Qh4 17. Be6+ Kh7 18. Qd3 Ne5 19. Ng5+ Kh8 *
Position (FEN): r1b1nr1k/ppp3b1/3pB2p/3Pn1N1/2P2N1q/3Q4/PP5P/R1B2RK1 w - - 7 20
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1799
Best move: Qh7#