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: I already got the wood and nails for them from a carpenter .
Example Output: Original

Example Input: There were several messengers in the eastern part of Tennessee , strewn across the crooked edge of the state like minefields in its history .
Example Output: Changed

Example Input: Which was why I snatched the ship 's wheel from Connor , wrenched it hard starboard and with a lurch sent the ship speeding towards the carpenter .
Example Output:
Changed