Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 d5 3. cxd5 Qxd5 4. Nc3 Qa5 5. Bd2 Bb4 6. a3 Bxc3 7. Bxc3 Qd5 8.
Nf3 Nf6 9. Qd3 Nc6 10. b4 Ne4 11. e3 Nxc3 12. Qxc3 a6 13. Bc4 Qe4 14. Bd3 Qd5
15. O-O O-O 16. Qc2 e5 17. Bxh7+ Kh8 18. Be4 Qd6 19. dxe5 Nxe5 20. Nxe5 Qxe5
21. Rfc1 c6 22. Bf3 Bf5 23. Qc5 Qf6 24. e4 Be6 25. Be2 Qb2 26. Qh5+ Kg8 27. Bg4
Bxg4 28. Qxg4 Rae8 29. f3 Re6 30. h3 Rg6 31. Qxg6 fxg6 32. Rcb1 Qe2 33. Re1 Qd3
34. Red1 Qc3 35. Rdc1 Qe3+ 36. Kh1 Qf2 37. Rf1 Qg3 38. Rfd1 Rf7 39. Rd8+ Kh7
40. Rad1 Qe5 41. R8d2 c5 42. bxc5 Qxc5 43. Rd3 Rc7 44. Rd5 Qxa3 45. Rg5 Qb3 46.
Rdd5 Rc1+ 47. Kh2 Rc6 48. Rg4 Qb2 49. Rd8 Rc2 *
Position (FEN): 3R4/1p4pk/p5p1/8/4P1R1/5P1P/1qr3PK/8 w - - 10 50
White to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 1033
Best move: Rh4#