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.
--------
Question: " That 's why I 'm barreling through the files , trying to figure out what 's been overlooked . "

Answer: Changed


Question: " Not one of them held strong breezes , Mr. Coughlin .

Answer: Changed


Question: It required all his reserves to keep from trembling .

Answer:
Original