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: I have shrunk four and buried three .
Example Output: Changed

Example Input: It just seemed much more fun when all the bystanders participated .
Example Output: Changed

Example Input: Enjoy a beverage in the waiting room .
Example Output:
Original