2552: ???? – solution
The emoticon which formed the title of the puzzle suggested George Smiley, Le Carré’s nemesis of MI6 moles, ordered as per the thematic rhyme: Alleline (Tinker), Haydon (Tailor), Bland (Soldier) and Esterhase (Poorman). First prize Charles Oliphant-Callum, Crowthorne, Berks Runners-up Nick Porter, Beeston Sandy, Beds; Margaret Shiels, Edinburgh
