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: He stilled , his muscles cramping from strain .
Example Output: Changed

Example Input: You have a parcel ! "
Example Output: Original

Example Input: She 'd dug up numerous paper weights and strung them along the porch .
Example Output:
Changed