TASK DEFINITION: In this task, you are given a sentence. You must judge whether a single noun or verb has been replaced with another word with the same part of speech. The inversion would result in the sentence sounding unnatural, So unnatural sentences will be considered changed. Label the instances as "Original" or "Changed" based on your judgment.
PROBLEM: She hears another crash from inside the tower , followed by a chorus of angry mutterings .

SOLUTION: Changed

PROBLEM: I know where we can have a shootout with some cops !

SOLUTION: Original

PROBLEM: They don 't usually associate much with the other senators . "

SOLUTION:
Changed