After what feels like a million years of January, it is finally the last Thursday of the month. You’ve nearly made it to February. Well done. Why not celebrate with 15 questions of varying degrees of topicality, difficulty and sheer bloody-minded obscurity? There are no prizes, it is just for fun. Let us know in the comments how you got on, and whether you spotted any sly references to Doctor Who, which could earn you bonus points.
The Thursday quiz, No 144