TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: What forms Alter Rhein no Lake Constance into an inland delta?

SOLUTION: What forms Lake Constance into an inland delta?

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

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

PROBLEM: Promoted research or instead first hat is NSFNET

SOLUTION:
What is NSFNET