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 sport was too engaging to think about anything except where to aim the felon .
Example Output: Changed

Example Input: And everything I have on this boat is covered with soot . "
Example Output: Original

Example Input: My handing over the scepter seemed to avert her for now .
Example Output:
Changed