Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 Qf6 7. e5 Qe7 8.
O-O Qc5 9. Qf4 f6 10. exf6 Nxf6 11. Re1+ Be7 12. Nc3 d5 13. Bd3 O-O 14. Be3 Qd6
15. Qxd6 Bxd6 16. Nb5 Be5 17. Bxh6 Bxh2+ 18. Kxh2 Ng4+ 19. Kg1 Nxh6 20. Nxc7
Rb8 21. Nxd5 Bd7 22. Rad1 Ng4 23. f3 Nh6 24. Bc4 Kh8 25. Ne7 Be8 26. Bd3 Rf6
27. Nd5 Rc6 28. c4 Bf7 29. Re7 Bxd5 30. cxd5 Rd6 31. Bc4 b5 32. Bb3 a5 33. a3
a4 34. Ba2 Nf5 35. Rde1 Nxe7 36. Rxe7 b4 37. axb4 Rxb4 38. Re2 Rdb6 39. Bb1
Rxb2 *
Position (FEN): 7k/6p1/1r6/3P4/p7/5P2/1r2R1P1/1B4K1 w - - 0 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1101
Best move: Re8#