Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. g3 Nc6 5. Bg2 Bd6 6. O-O h5 7. a3 Qd7 8. c5 Be7
9. b4 Ne4 10. Nbd2 h4 11. Bb2 hxg3 12. hxg3 b6 13. b5 Na5 14. c6 Qd6 15. Nxe4
dxe4 16. Nd2 f5 17. a4 Bf6 18. e3 e5 19. dxe5 Bxe5 20. Bxe5 Qxe5 21. Qc2 Be6
22. Rfd1 O-O-O 23. Rac1 g5 24. Kf1 f4 25. Qxe4 Qxe4 26. Bxe4 fxe3 27. fxe3
Rdf8+ 28. Ke2 Bg4+ 29. Bf3 Rh2+ 30. Kd3 Bxf3 31. Nxf3 Rxf3 32. Rf1 Rff2 33.
Rxf2 Rxf2 34. Rh1 Rf8 35. Kc3 Kd8 36. Rd1+ Ke7 37. Rd7+ Ke6 38. Rxc7 Kd6 39.
Rxa7 Kc5 40. Rd7 Rc8 41. e4 Nxc6 *
Position (FEN): 2r5/3R4/1pn5/1Pk3p1/P3P3/2K3P1/8/8 w - - 0 42
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1015
Best move: Rd5#