TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: What cancer er who is the founder of T. Seaborg and Co.?

SOLUTION: Who is the founder of T. Seaborg and Co.?

PROBLEM: Which country does the Moselle river encounter it's main tributaries no not the Moselle but the Rhine river?

SOLUTION: Which country does the Rhine encounter it's main tributaries?

PROBLEM: What is the axis of Warsaw no Vistula which divides it into two parts?

SOLUTION:
What is the axis of Vistula which divides it into two parts?