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 voice didn 't say anything else , and I vowed not to play into this province .
Example Output: Changed

Example Input: " No time for garters , Emma , " Dimitri 's deep , amused voice said from across the room .
Example Output: Changed

Example Input: The realisation gives her host thanks , promising to return and finish her work with the roof .
Example Output:
Changed