Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Bf5 5. d4 e6 6. Bc4 Nf6 7. Bg5 Be7 8.
O-O O-O 9. Re1 c6 10. Nh4 Bg4 11. f3 Bh5 12. Qd2 h6 13. g4 hxg5 14. gxh5 gxh4
15. h6 g6 16. Kh1 Nh7 17. Qg2 Bg5 18. f4 Bxh6 19. Rxe6 fxe6 20. Qxg6+ Bg7 21.
Bxe6+ Kh8 22. Rg1 Qxd4 23. Ne4 Nd7 24. Ng5 Ndf6 25. Nf7+ Rxf7 26. Bxf7 Nd5 27.
Be6 Qxf4 *
Position (FEN): r6k/pp4bn/2p1B1Q1/3n4/5q1p/8/PPP4P/6RK w - - 0 28
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 923
Best move: Qxg7#