You will be given a definition of a task first, then an example. Follow the example to solve a new instance of the task.
Convert a disfluent question to a proper question. A disfluent question is a question that has some interruptions in it while framing. A proper question is the correct form of the question without any disfluency.

Why was uh where was the Rhine regulated with an upper canal?
Solution: Where was the Rhine regulated with an upper canal?
Why? The above disfluent question is correctly converted to a proper question. The 'uh' and the 'why' before the correction should be removed to make it fluent.

New input: What happens or who is usually working together?
Solution:
Who is usually working together?