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.

Ex Input:
We brought her here , drove the toxins from her body and gave her refuge .

Ex Output:
Original


Ex Input:
Her face heated as she recalled how many different ways he 'd demonstrated that .

Ex Output:
Original


Ex Input:
Your imps sound very strange to me .

Ex Output:

Changed