Chess puzzle (Checkmate)
Moves: 1. d4 f5 2. Bf4 g6 3. Nf3 Nf6 4. e3 Bg7 5. Bc4 e6 6. O-O O-O 7. Nbd2 b6 8. c3
Ba6 9. Bxa6 Nxa6 10. Re1 c5 11. Qe2 Qc8 12. h3 Nd5 13. Bg3 f4 14. exf4 Nxf4 15.
Bxf4 Rxf4 16. Ne5 cxd4 17. cxd4 Rxd4 18. Ndf3 Rd5 19. Rac1 Rc5 20. Rcd1 Rc2 21.
Qb5 Qc5 22. Qxc5 Nxc5 23. Nxd7 Nxd7 24. Rxd7 Rxb2 25. Rxe6 Rxa2 26. Ree7 Bf6
27. Rxh7 a5 28. g4 a4 29. g5 Bc3 30. Nh4 b5 31. Nxg6 b4 32. h4 Ra1+ 33. Kg2 b3
34. h5 b2 35. h6 b1=Q 36. Rhg7+ Bxg7 *
Position (FEN): r5k1/3R2b1/6NP/6P1/p7/8/5PK1/rq6 w - - 0 37
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1320
Best move: Rxg7#