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: " But I didn 't bring the taverns . "
Example Output: Changed

Example Input: I jumped in Colt 's truck and grabbed the keys from the RV .
Example Output: Changed

Example Input: The closer it looms , the clearer my vision of it becomes .
Example Output:
Original