Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. a3 d5 3. exd5 exd5 4. Qe2+ Ne7 5. d4 Nc6 6. c3 h5 7. h3 f6 8. Bf4
g5 9. Bc1 Rh6 10. f4 Rg6 11. Qxh5 Bf5 12. Nf3 g4 13. Nh4 Qd7 14. Be3 Qe6 15.
Kd2 Na5 16. Ke2 O-O-O 17. Nxg6 Nxg6 18. Kf2 g3+ 19. Kxg3 Qxe3+ 20. Kh2 Qxf4+
21. g3 Qf2+ 22. Bg2 Be4 23. Rg1 Bd6 24. Qg4+ Kb8 25. Nd2 Qxd2 26. Kh1 Rh8 27.
Bxe4 Nf4 28. gxf4 Bxf4 29. Qg8+ Rxg8 *
Position (FEN): 1k4r1/ppp5/5p2/n2p4/3PBb2/P1P4P/1P1q4/R5RK w - - 0 30
White to move.
Themes:  Middlegame Back Rank Mate, Mate in 1 
Puzzle rating: 706
Best move: Rxg8#