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.

Example Input: " You are interfering in our business Aquarius and that will not be charmed .
Example Output: Changed

Example Input: Mel crosses her arms and listens to pout .
Example Output: Changed

Example Input: They ran tests on the stuff we substituted , " Winkler flipped through more records inside the folder .
Example Output:
Original