Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. Bd3 Bg7 5. Nf3 Nh5 6. Bg3 c5 7. c3 O-O 8. Nbd2
Nc6 9. Qc2 f5 10. Ng5 e6 11. Bh4 Bf6 12. d5 exd5 13. Ndf3 h6 14. g4 hxg5 15.
gxh5 gxh4 16. hxg6 Bg7 17. Qe2 Qf6 18. Rg1 Ne7 19. O-O-O Nxg6 20. Rg5 Ne5 21.
Rdg1 Rf7 22. Nxh4 Nxd3+ 23. Qxd3 Be6 24. Qd1 f4 25. Qh5 Raf8 26. Rg6 Qe5 27.
Qh6 Bf5 28. Nxf5 Qxf5 29. Rxg7+ Rxg7 *
Position (FEN): 5rk1/pp4r1/3p3Q/2pp1q2/5p2/2P1P3/PP3P1P/2K3R1 w - - 0 30
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 879
Best move: Rxg7#