Chess puzzle (Checkmate)
Moves: 1. e4 g6 2. f4 Bg7 3. Bc4 d6 4. Nf3 Nf6 5. Nc3 O-O 6. b3 Nbd7 7. Bb2 Nc5 8. Qe2
Bg4 9. h3 Bc8 10. O-O-O Re8 11. d4 Ncd7 12. Ng5 e6 13. e5 Nd5 14. Nxd5 exd5 15.
Bxd5 Rf8 16. Qg4 Nb6 17. Qf3 Nxd5 18. Qxd5 c6 19. Qxd6 Qxd6 20. exd6 Bf5 21. g4
Bc8 22. Rhe1 b5 23. c4 bxc4 24. bxc4 Rd8 25. c5 h6 26. Ne4 Ba6 27. g5 h5 28.
Nf6+ Bxf6 29. gxf6 Rab8 30. Re7 Ra8 31. Rc7 Bb5 32. Re1 a5 33. Ree7 Rf8 34. Bc3
a4 35. a3 Ra6 36. Bd2 Bc4 37. f5 gxf5 38. Bh6 Rb8 39. Rxf7 Bxf7 40. d7 Rd8 41.
Bg7 Be6 42. Rc8 Rxc8 43. dxc8=Q+ Bxc8 44. Kd2 Ra7 45. Ke3 Rb7 46. Kf4 Rb3 47.
Kg5 Rxh3 48. Kg6 Rxa3 *
Position (FEN): 2b3k1/6B1/2p2PK1/2P2p1p/p2P4/r7/8/8 w - - 0 49
White to move.
Themes: Advanced Pawn Endgame Mate in 1 
Puzzle rating: 711
Best move: f7#