Chess puzzle (Checkmate)
Moves: 1. e4 b6 2. Nf3 Bb7 3. Nc3 c5 4. h3 Nc6 5. Bc4 Nf6 6. a3 e6 7. d3 d5 8. exd5
exd5 9. Bb5 Bd6 10. Bg5 O-O 11. Nxd5 Re8+ 12. Be3 Nxd5 13. O-O a6 14. Bxc6 Bxc6
15. Bg5 f6 16. Bh4 g5 17. Bg3 Bxg3 18. fxg3 Ne3 19. Qd2 Nxf1 20. Rxf1 Re6 21.
Nh2 h5 22. Qc3 Qd5 23. Rf2 Rae8 24. Nf3 Re2 25. Qxf6 R2e6 26. Qxg5+ Qxg5 27.
Nxg5 Re1+ 28. Kh2 Rb1 29. c3 Rd1 30. Ne4 Rf8 31. Rxf8+ Kxf8 32. Nf6 Rxd3 33.
Nxh5 Rd2 34. Nf4 Rxb2 35. h4 Kf7 36. Kh3 Kf6 37. Kg4 Rb3 38. Nh5+ Kg6 39. Nf4+
Kh6 40. Kf5 Rxc3 41. g4 Rxa3 42. g5+ Kg7 43. Nh5+ Kh7 44. Nf6+ Kg7 45. h5 Bxg2
46. h6+ Kh8 47. g6 Rf3+ 48. Ke6 Bh3+ 49. Ke7 Re3+ 50. Kf8 Rf3 *
Position (FEN): 5K1k/8/pp3NPP/2p5/8/5r1b/8/8 w - - 7 51
White to move.
Themes: Advanced Pawn Endgame Mate in 1 
Puzzle rating: 598
Best move: g7#