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: Talk with him about a merger .
Example Output: Original

Example Input: " Sneaking is strongly worded in wraith culture . "
Example Output: Changed

Example Input: Even as he 'd cursed the percussion of her actions , he 'd marveled at her courage , especially since she was so young .
Example Output:
Changed