You will be given a definition of a task first, then some input of the task.
Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.

When did the French government no the so called gentlemen's agreement between Sadat and the Islamists not break down?
Output:
When did the so called gentlemen's agreement between Sadat and the Islamists not break down?