Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Bg5 Be7 4. e3 b6 5. Be2 Bb7 6. Bf3 Bxf3 7. Qxf3 Nc6 8. a3
Na5 9. Nc3 Nxc4 10. Qe2 d5 11. Nf3 O-O 12. b3 Nd6 13. Ne5 Nfe4 14. Nxe4 Bxg5
15. Nxd6 Qxd6 16. O-O c5 17. f4 Be7 18. f5 f6 19. Ng4 e5 20. dxc5 bxc5 21. Rad1
d4 22. exd4 cxd4 23. b4 a5 24. Nf2 axb4 25. Ne4 Qb6 26. Qc4+ Kh8 27. axb4 Qxb4
28. Qe6 Qb7 29. Rfe1 Ra6 30. Qc4 Rc6 31. Qd3 Rfc8 32. Rb1 Rb6 33. Rxb6 Qxb6 34.
Rb1 Qc6 35. Qf3 Qc2 36. Rd1 Bc5 37. Kh1 Bb4 38. h3 Rd8 39. Rd3 Bc3 40. Nxc3
dxc3 *
Position (FEN): 3r3k/6pp/5p2/4pP2/8/2pR1Q1P/2q3P1/7K w - - 0 41
White to move.
Themes: Hanging Piece Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 1218
Best move: Rxd8#