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: The Owner , shown as a flashing red muck , had just slid into the vision of Teleport 's electronic eyes .
Example Output: Changed

Example Input: " Miss , " the stewardess said , leaning into her chair .
Example Output: Original

Example Input: President Alexander felt like the king of Babylon as he studied the pages of the holy book on its cohorts on the end of days .
Example Output:
Changed