TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: What is the shortest river in Germany no wait just tell me the average width of the Rhine?

SOLUTION: What is the average width of the Rhine?

PROBLEM: The planet Vulcan was predicted to explain the what with planet Mercury no Saturn?

SOLUTION: The planet Vulcan was predicted to explain the what with planet Saturn?

PROBLEM: How many receptors on a helper T cell must be bound to a helper T cell I mean MHC:antigen complex in order for the cell to be activated?

SOLUTION:
How many receptors on a helper T cell must be bound to a MHC:antigen complex in order for the cell to be activated?