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: " It sounds like you are very anxious to grow up , " Jason observes .
Example Output: Original

Example Input: The same arms that held my body are now holsters for lethal weapons .
Example Output: Original

Example Input: In the end , I sorta just kept wishing I could trade it in for a TV .
Example Output:
Original