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

Ex Input:
What helps or rather what are found in fossils?

Ex Output:
What are found in fossils?


Ex Input:
What is the principle or uh when is the correlation occasionally positive?

Ex Output:
When is the correlation occasionally positive?


Ex Input:
To what extent did Leibniz I mean Fermat confirm the validity of Euler numbers?

Ex Output:
To what extent did Fermat confirm the validity of Euler numbers?