Chess puzzle (Checkmate)
Moves: 1. c4 e5 2. g3 Bc5 3. Bg2 Nc6 4. e3 a6 5. Ne2 Nf6 6. O-O e4 7. Nbc3 Qe7 8. a3
Ba7 9. Qc2 d5 10. cxd5 Nb8 11. Bxe4 Nxe4 12. Nxe4 Bf5 13. d3 O-O 14. b4 b5 15.
Bb2 f6 16. Rac1 Rc8 17. Nd4 Bxe4 18. dxe4 Nd7 19. Nc6 Qd6 20. Bd4 Bb6 21. f4
Kh8 22. Kg2 Re8 23. Qd3 a5 24. Rc3 axb4 25. axb4 Ra2+ 26. Rf2 Rea8 27. Bc5 Bxc5
28. bxc5 Nxc5 29. Qd4 Rxf2+ 30. Kxf2 Ra2+ 31. Kf3 Na4 32. Rc1 Qa3 33. Rb1 Rxh2
34. Qa7 h5 35. Qb8+ Kh7 36. Qe8 Qa2 37. Ne7 *
Position (FEN): 4Q3/2p1N1pk/5p2/1p1P3p/n3PP2/4PKP1/q6r/1R6 b - - 5 37
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 977
Best move: Rf2#