Chess puzzle (Checkmate)
Moves: 1. Nc3 d5 2. e4 dxe4 3. Nxe4 Nc6 4. Ng3 e5 5. Nf3 Bd6 6. Bc4 Nf6 7. d3 O-O 8.
O-O h6 9. a3 Bg4 10. h3 Bxf3 11. Qxf3 Nd4 12. Qd1 b5 13. Ba2 Kh8 14. c3 Nc6 15.
Nf5 Ne7 16. Ng3 Ng6 17. Nh5 Nxh5 18. Qxh5 Qf6 19. Be3 a6 20. Rae1 Rae8 21. Bxh6
gxh6 22. Qxh6+ Kg8 23. Re4 Qg7 24. Qd2 Nf4 25. g3 Nxh3+ 26. Kg2 Ng5 27. Rh4 Qf6
28. Rfh1 Qf3+ 29. Kg1 Qxg3+ 30. fxg3 Nf3+ 31. Kf2 Nxd2 *
Position (FEN): 4rrk1/2p2p2/p2b4/1p2p3/7R/P1PP2P1/BP1n1K2/7R w - - 0 32
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1708
Best move: Rg4#