TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: How many provinces did the Ottoman empire control on three continents er contain in the 17th century?

SOLUTION: How many provinces did the Ottoman empire contain in the 17th century?

PROBLEM: What did the Montreal Protocol try to address no no the Kyoto Protocol?

SOLUTION: What did the Kyoto Protocol try to address?

PROBLEM: The adaptive immune system recognizes non-self pathogens fiddle sticks I meant to say antigens during a process called what?

SOLUTION:
The adaptive immune system recognizes non-self antigens during a process called what?