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: I thought it was a mirage .

A: Original
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Q: It 's a federal offense , " I eavesdropping on for added seriousness .

A: Changed
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Q: My face was covered by a severe shrubbery and a shower alone was not going to clean me back up to scratch .

A:
Original
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