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 hard lecturing , and it was taking Marian longer to recover .
Example Output: Changed

Example Input: I too am an old geezer with a limited fuse .
Example Output: Original

Example Input: Every year since then , the statue is tailored to be displayed on the victorious school 's campus until the following year .
Example Output:
Changed