Chess puzzle (Checkmate)
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bd2 Bf5 6. Nf3 e6 7. g3 c6 8. Bg2
Nbd7 9. Ne4 Qb6 10. Nxf6+ Nxf6 11. Bc3 O-O-O 12. Ne5 Qc7 13. O-O Bd6 14. Nc4 h5
15. Nxd6+ Qxd6 16. Re1 h4 17. Qf3 hxg3 18. hxg3 Rh6 19. Bd2 Rh5 20. Bf4 Qb4 21.
Qb3 Qxd4 22. Be3 Qg4 23. Bxa7 Rdh8 24. Qf3 Qg6 25. Re5 Ng4 26. Rc5 e5 27. Rd1
e4 28. Qf4 Nf6 29. Rxc6+ bxc6 *
Position (FEN): 2k4r/B4pp1/2p2nq1/5b1r/4pQ2/6P1/PPP2PB1/3R2K1 w - - 0 30
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 777
Best move: Qb8#