Related Clues:

• Question meant to stump
• Artist's model
• Brain teaser
• Notice test opener's dropped a sitter
• The attitudiniser's baffling question
• Problem as son replaces wife in government
• This puzzle is a sitter!
• Alexander cut it
• Difficult decision
• Problem of cover to be put over novel
• Shavian doctor's problem beginning to dog the Italian girl
• Maybe model piece of writing, right to the end
• Show-off might, after change of heart
• Cover up novel problem
• Ancient tie cut by would-be world leader