Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Bf4 c5 3. e3 Qb6 4. b3 e6 5. Nf3 Nc6 6. dxc5 Bxc5 7. Bd3 O-O 8.
Nbd2 d5 9. O-O Nh5 10. Bg3 Nxg3 11. hxg3 e5 12. e4 d4 13. Nc4 Qc7 14. a3 Be7
15. Re1 b5 16. Nb2 a6 17. a4 Rb8 18. axb5 axb5 19. Ra2 Nb4 20. Ra1 Nxd3 21.
Nxd3 f6 22. Qb1 Be6 23. Qa2 Rb7 24. Qa6 Bf7 25. Rac1 b4 26. Ra1 Rfb8 27. Ra2
Rb6 28. Qa7 R8b7 29. Qa8+ Rb8 30. Qa7 R6b7 31. Qa6 g6 32. Rea1 Kg7 33. g4 h6
34. Qa5 Rb6 35. Qa7 R8b7 36. Qa8 Qd7 37. Ra7 Rc7 38. R7a2 Rbc6 39. Qa5 Rxc2 40.
Rxc2 Rxc2 41. Nxb4 Bxb4 42. Qxb4 d3 43. Rd1 Rb2 44. Qa4 Qxa4 45. bxa4 Bb3 46.
Rxd3 Bxa4 47. Ra3 Rb4 48. Re3 Bc6 49. Nd2 g5 50. f3 Kg6 51. Rc3 Ba4 52. Nc4 Bb5
53. Nd6 Ba4 54. Nf5 Bd7 55. Rc7 Bxf5 *
Position (FEN): 8/2R5/5pkp/4pbp1/1r2P1P1/5P2/6P1/6K1 w - - 0 56
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1417
Best move: exf5#