Chess puzzle (Checkmate)
Moves: 1. f4 g6 2. e3 Bg7 3. Nf3 Nf6 4. b3 O-O 5. Bb2 d6 6. Be2 c5 7. h3 Nc6 8. a4 a6
9. O-O Rb8 10. d3 b5 11. axb5 axb5 12. Nbd2 b4 13. Rb1 Ra8 14. e4 Bd7 15. Nc4
Na5 16. e5 Nd5 17. exd6 Nxc4 18. Bxg7 Kxg7 19. dxc4 Nxf4 20. dxe7 Qxe7 21. Bd3
Qe3+ 22. Kh1 Bxh3 23. gxh3 Nxh3 24. Qe2 Qh6 25. Qh2 Rae8 26. Ng1 Re3 27. Rf3
Rxf3 28. Nxf3 Re8 29. Re1 Rxe1+ 30. Nxe1 Qe3 31. Qe2 *
Position (FEN): 8/5pkp/6p1/2p5/1pP5/1P1Bq2n/2P1Q3/4N2K b - - 2 31
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1528
Best move: Qg1#