Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

Ex Input:
How many avulsions have occurred in upland areas or actually just the past 6000 years?

Ex Output:
How many avulsions have occurred in the past 6000 yeas?


Ex Input:
When do um where do most students at the Groton School come from?

Ex Output:
Where do most students at the Groton School come from?


Ex Input:
Which kind or no make that what kind of T cells have the purpose of modulating the immune response?

Ex Output:
What kind of T cells have the purpose of modulating the immune response?