Chess puzzle (Checkmate)
Moves: 1. f4 Nf6 2. Nf3 b6 3. b3 Bb7 4. e3 e6 5. Bb2 d5 6. Be2 Be7 7. O-O c5 8. d3 O-O
9. Nbd2 Nbd7 10. Qe1 Bd6 11. h3 Qc7 12. d4 Rae8 13. Qf2 a6 14. Bd3 b5 15. e4
dxe4 16. Nxe4 Bxe4 17. dxc5 Bxc5 18. Bd4 Bxf3 19. gxf3 Bxd4 20. Qxd4 Qc5 21.
Qxc5 Nxc5 22. Be2 Rd8 23. c4 Rd2 24. Rfe1 b4 25. Bf1 Rfd8 26. Re5 Nd3 27. Ra5
Nxf4 28. Rxa6 N6h5 29. Rb6 Ng3 30. Rxb4 Rb2 31. c5 e5 32. c6 Rc2 33. Rb6 g6 34.
b4 Rdd2 35. c7 Rg2+ 36. Bxg2 *
Position (FEN): 6k1/2P2p1p/1R4p1/4p3/1P3n2/5PnP/P1r3B1/R5K1 b - - 0 36
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1457
Best move: Rxg2#