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.

When did the zulu arrive in south africa?
When did the zulu people arrive in south africa?

How many ligue 1 titles does psg have?
How many ligue 1 titles does psg have as of 2017?

Who sings i just want to use your love?

Who sang I just want to use your love in 1986?