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: " For the necromancer , " he said .

A: Changed
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Q: Instead of pinching his nose , he 's smiling at us .

A: Original
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Q: " But why would you release this dangerous vapor onto world , " I asked her as I took a slow breathe .

A:
Original
****