Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. Nf3 dxe4 5. Nxe4 Nf6 6. Ng3 Be7 7. Bd3 O-O 8.
c3 h6 9. O-O Nh7 10. Bc2 f5 11. Bb3 Bd6 12. Re1 Qf6 13. a4 Bd7 14. a5 a6 15. d5
exd5 16. Qxd5+ Kh8 17. Be3 Ng5 18. Nxg5 hxg5 19. Bc5 Bxc5 20. Qxc5 Rfe8 21.
Rad1 Rxe1+ 22. Rxe1 g6 23. Bd5 Kg7 24. Bxc6 Bxc6 25. Re7+ Kh6 26. Rxc7 Re8 27.
h3 Re1+ 28. Nf1 Qd8 29. Rf7 Rxf1+ 30. Kxf1 *
Position (FEN): 3q4/1p3R2/p1b3pk/P1Q2pp1/8/2P4P/1P3PP1/5K2 b - - 0 30
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 818
Best move: Qd1#