Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 Nc6 8.
O-O-O Nxd4 9. Qxd4 Be7 10. f4 e5 11. fxe5 dxe5 12. Qxe5 Qb6 13. Bc4 Bg4 14. Nd5
Nxd5 15. Rxd5 f6 16. Qf4 Be6 17. Bh4 Bxd5 18. Bxd5 Qd6 19. Qf3 f5 20. Bg3 Qf6
21. exf5 Rd8 22. Be6 Qh6+ 23. Kb1 Qf6 24. Qxb7 Bd6 25. Bh4 g5 26. Bxg5 Qxg5 *
Position (FEN): 3rk2r/1Q5p/p2bB3/5Pq1/8/8/PPP3PP/1K5R w k - 0 27
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1138
Best move: Qf7#