Chess puzzle (Checkmate)
Opening: Kings_Indian_Attack, Kings_Indian_Attack_Other_variations
Moves: 1. Nf3 d5 2. g3 Nc6 3. d4 Nf6 4. Bg2 Bf5 5. O-O h6 6. e3 e6 7. b3 Bd6 8. Bb2
Ne7 9. c4 Ng6 10. c5 Be7 11. Nc3 Be4 12. Nxe4 Nxe4 13. Nd2 Nxd2 14. Qxd2 O-O
15. Qb4 b6 16. Qc3 bxc5 17. dxc5 c6 *
Position (FEN): r2q1rk1/p3bpp1/2p1p1np/2Pp4/8/1PQ1P1P1/PB3PBP/R4RK1 w - - 0 18
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 580
Best move: Qxg7#