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 tentacle ermm rather mouth of a pleuobrachia kept in?

SOLUTION: What is the mouth of a pleuobrachia kept in?

PROBLEM: Which debate er what is the university's winter carnival and concert called?

SOLUTION: What is the university's winter carnival and concert called?

PROBLEM: What is the longest river in Luxembourg sorry Germany?

SOLUTION:
What is the longest river in Germany?