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: Humans outnumber us , Sali , and it confuses things .
Example Output: Original

Example Input: " You know , I could have you flogged for insubordination and being a right prat . "
Example Output: Original

Example Input: Your grandmother married and skewered me , at seventeen years old , too .
Example Output:
Changed