TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: Who devised oh no lead the school back to leading research institution in 20th century?

SOLUTION: Who lead the school back to leading research institution in 2oth century?

PROBLEM: What aren't both developments of inewuality no Branko Milanovic and Joseph Stiglitz?

SOLUTION: What aren't both Branko Milanovic and Joseph Stiglitz?

PROBLEM: Which park hosts the largest Civil War reenactment on the East coast no no the West coast rather?

SOLUTION:
Which park hosts the largest Civil War reenactment on the west coast?