TASK DEFINITION: Given a disfluent sentence, modify the sentence to it to its equivalent fluent form, preserving the meaning of the sentence.
PROBLEM: Who or umm rather what exists between fundamentalist Islamism and reformist Islamism?

SOLUTION: What exists between fundamentalist Islamism and reformist Islamism?

PROBLEM: When was the plague no who fought in the great Northern war?

SOLUTION: Who fought in the great Northern war?

PROBLEM: Which is containing perceivable kinds of dominance no um which still less costly, formal, or informal imperialism?

SOLUTION:
Which is less costly, formal, or informal imperialism?