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: ' What was it you worked on during your doughnut ? '
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: His father , a banker was promoted with his International Bank to Africa and the young family moved to Africa in 1956 .
Example Output:
Original