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: It looked daunting enough from a distance but when the bearded hunter stood in front of the Tunnel of Lights it looked absolutely menacing .

A: Original
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Q: A raccoon in a mask ? "

A: Original
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Q: Let 's figure out God first , then the laws of physics in the infirmary .

A:
Changed
****