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.

Q: A raccoon in a mask ? "

A: Original
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Q: He shook his head , feeling like Daffy Duck doing an over-the-top wet , slobbery hunk .

A: Changed
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Q: If it launches on time , our payload will get to Mars on Sol 624 , six weeks after Watney 's expected to run out of food .

A:
Original
****