Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. h4 c6 6. cxd5 cxd5 7. Bf4 Nc6 8. e3
Bg4 9. Qb3 Qb6 10. Qxb6 axb6 11. Bc7 Nb4 12. Bb5+ Bd7 13. Bxd7+ Nxd7 14. Ke2
Rc8 15. a3 Nc2 16. Rac1 Nxd4+ 17. exd4 Rxc7 18. Nxd5 Rc6 19. Nb4 Re6+ 20. Kf1
O-O 21. Rc7 Rd6 22. Rh3 Bxd4 23. Nxd4 Rxd4 24. Re3 Nc5 25. Rexe7 Rxh4 26. Nd5
Rh1+ 27. Ke2 Rb1 28. Nf6+ Kg7 29. Ne8+ Kg8 30. b4 Rb2+ 31. Ke3 Rb3+ 32. Ke2
Rb2+ 33. Kf3 Rb3+ 34. Kg4 h5+ 35. Kh4 Ne6 36. Rxb7 Kh7 37. Rxe6 Kh6 38. Nf6 *
Position (FEN): 5r2/1R3p2/1p2RNpk/7p/1P5K/Pr6/5PP1/8 b - - 2 38
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1475
Best move: g5#