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: That being said , this meeting is now open to general discussion and airing of grievances for all members of the Council of Twelve . "
Example Output: Original

Example Input: Though my hands were trembling , I lifted my gaze and met his without flinching .
Example Output: Original

Example Input: You may want to do that yourself ; it could be highly relevant to any union enquiry .
Example Output:
Original