Chess puzzle (Checkmate)
Moves: 1. d4 g6 2. e4 d6 3. c4 Bg7 4. Nc3 c5 5. d5 Nf6 6. h3 O-O 7. Bd3 e6 8. Nge2
exd5 9. exd5 Nbd7 10. Bf4 Ne8 11. Qd2 Ne5 12. O-O Nxd3 13. Qxd3 f5 14. Rfe1 a6
15. a4 Bd7 16. Qd2 b6 17. Bh6 Qf6 18. Bg5 Qf7 19. a5 b5 20. cxb5 axb5 21. Nf4
Be5 22. Ne6 b4 23. Ne2 Bxe6 24. dxe6 Qxe6 25. Nf4 Qf7 26. a6 Nc7 27. a7 Rfe8
28. Nd3 Bg7 29. Rxe8+ Nxe8 30. Bf4 Rxa7 31. Re1 Re7 32. Ra1 h6 33. Ra8 Kh7 34.
f3 Rd7 35. b3 Bd4+ 36. Kh1 Bc3 37. Qf2 Nf6 38. Qh4 Nh5 39. Be3 Bf6 40. Qf2 Qxb3
41. Nf4 Qb1+ 42. Kh2 Be5 43. g3 Bxf4 44. gxf4 Qd3 45. Re8 b3 46. Bc1 Qc4 47.
Bb2 Qxf4+ 48. Kg2 Qc4 *
Position (FEN): 4R3/3r3k/3p2pp/2p2p1n/2q5/1p3P1P/1B3QK1/8 w - - 2 49
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 856
Best move: Rh8#