Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Nf5 Bb4 7. a3 Bxc3+ 8.
bxc3 O-O 9. Qd3 b6 10. Nd6 Qe7 11. Nxc8 Raxc8 12. Bg5 h6 13. Be2 hxg5 14. O-O
Qc5 15. Kh1 d5 16. exd5 Nxd5 17. c4 Nf4 18. Qg3 Nxe2 19. Qxg5 Qxc4 20. h4 Qxc2
21. h5 Qh7 22. g4 Nf4 23. Rad1 Nd4 24. Qxe5 Nde2 25. Rd7 Rfe8 26. Re7 Rxe7 27.
Qxe7 Rc3 *
Position (FEN): 6k1/p3Qppq/1p6/7P/5nP1/P1r5/4nP2/5R1K w - - 1 28
White to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 1119
Best move: Qd8#