Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. e3 Nf6 3. Bd3 Nc6 4. f4 Nb4 5. Nd2 Nxd3+ 6. cxd3 e6 7. Ngf3 c5 8.
O-O cxd4 9. Nxd4 Bc5 10. N2f3 O-O 11. a3 a5 12. Bd2 Nd7 13. b4 axb4 14. axb4
Rxa1 15. Qxa1 Bb6 16. Rc1 Re8 17. Nb5 f6 18. d4 Qe7 19. Qa8 Bxd4 20. Nbxd4 Nb6
21. Qa2 e5 22. fxe5 fxe5 23. Nb5 Bg4 24. Rc7 Qf6 25. Be1 Bxf3 26. gxf3 Qxf3 27.
Qf2 Qg4+ 28. Kh1 Rf8 29. Qg2 Qe4 30. Qxe4 dxe4 31. Rxb7 Rf1+ 32. Kg2 Rxe1 33.
Rxb6 Rxe3 34. Kf2 Rf3+ 35. Ke2 Rh3 36. Re6 Rxh2+ 37. Ke3 Rb2 38. Rxe5 Rxb4 39.
Nd6 Kf8 *
Position (FEN): 5k2/6pp/3N4/4R3/1r2p3/4K3/8/8 w - - 2 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 716
Best move: Re8#