 At approximately six-weekly intervals, the crossword is a "special".In these there are special rules for solving the clues or entering the answers into the diagram.Popular and recurring specials are "Spoonerisms", "Eightsome Reels","Cherchez La Femme", (all invented by Azed), "Misprints" (devised by Ximenes), Playfair and Printer's Devilry (both created by Afrit).