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 ussr agree to a unified germany inside of nato?
When did Gorbachev express agreement with a unified Germany inside of NATO?

When did the song copperhead road come out?
When did the song copperhead road by Steve Earle come out?

Who sings i can go the distance in hercules?

Which character sings I can go the Distance in Hercules?