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: A false accusation could reduce everything . "
Example Output: Changed

Example Input: I have shrunk four and buried three .
Example Output: Changed

Example Input: Even though he spoke quietly , there was powerful tone of authority that cascaded in his voice .
Example Output:
Changed