TASK DEFINITION: In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to write a question that clarifies the given question in such a way that the generated question has one unique answer.
PROBLEM: When did a/c first appear in homes?

SOLUTION: When did the first a/c unit appear in a home?

PROBLEM: When is harry potter and cursed child coming out?

SOLUTION: When is harry potter and cursed child preview at Palace Theatre, London coming out?

PROBLEM: Who plays rabbit's girlfriend in 8 mile?

SOLUTION:
Who plays B-Rabbit's ex-girlfriend in 8 Mile?