Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. e5 c5 4. c3 cxd4 5. cxd4 Nc6 6. Bb5 Qb6 7. Nc3 e6 8. Nf3
Bb4 9. Bxc6+ bxc6 10. O-O Ne7 11. a3 Qa5 12. Bd2 Bxc3 13. Bxc3 Qb5 14. Nd2 Ba6
15. Nb3 O-O 16. Nc5 Qxf1+ 17. Qxf1 Bxf1 18. Kxf1 Rab8 19. Rb1 f6 20. Nxe6 Rfc8
21. f4 Kf7 22. Nc5 Nf5 23. e6+ Ke7 24. Kf2 Nh6 25. Kf3 f5 26. h3 Ng8 27. g4
fxg4+ 28. hxg4 Nf6 29. Re1 Ne4 30. Nxe4 dxe4+ 31. Rxe4 g6 32. f5 Rb3 33. Kf4
Rg8 34. Ke5 g5 35. f6+ Kd8 36. f7 Rb5+ 37. Kf6 *
Position (FEN): 3k2r1/p4P1p/2p1PK2/1r4p1/3PR1P1/P1B5/1P6/8 b - - 2 37
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 719
Best move: Rg6#