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: Everything we had shared , everything we worked to build , was falling into a shambles around me .
Example Output: Original

Example Input: The inside is remarkably clean ; no trash , freshly swept , and no smells of decay or garbage .
Example Output: Original

Example Input: " Sorry , I 'm not really into quicksand , " Aria said .
Example Output:
Changed