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 's a brave kid , " John replied , slurping up some of his stew .
Example Output: Original

Example Input: It makes a satisfactory clang in the silence and I turn to Adrian .
Example Output: Original

Example Input: And someone had to train Ashleigh , the new girl , " she said , making circles in the biscuit from her glass .
Example Output:
Changed