Chess puzzle (Checkmate)
Moves: 1. g3 d5 2. Bg2 c6 3. b3 e5 4. Bb2 Bd6 5. d3 Be6 6. Nd2 f5 7. e4 fxe4 8. dxe4
d4 9. Ne2 Nf6 10. O-O O-O 11. f4 Ng4 12. Bh3 h5 13. fxe5 Bxe5 14. Nf4 Bxf4 15.
gxf4 Qh4 16. Qf3 c5 17. Qg3 Qxg3+ 18. hxg3 Bc8 19. Bxg4 Bxg4 20. b4 b6 21. bxc5
bxc5 22. Nb3 Nd7 23. Ba3 Rfc8 24. f5 a5 25. Rae1 a4 26. Nd2 Ne5 27. f6 gxf6 28.
Rxf6 Kg7 29. Ref1 Ra7 30. Rd6 Rf7 31. Rxf7+ Kxf7 32. Rd5 Kf6 33. Bxc5 d3 34.
cxd3 Ke6 35. Rd6+ Kf7 36. d4 Nd3 37. Rd5 Rb8 38. e5 Rb2 39. Nf1 Bf3 40. e6+ Kf6
41. Ne3 Re2 42. Be7+ Kxe7 43. Nf5+ Kf8 *
Position (FEN): 5k2/8/4P3/3R1N1p/p2P4/3n1bP1/P3r3/6K1 w - - 2 44
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 400
Best move: Rd8#