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 know most authors hate doing signings , but I can promise you a success !

A: Original
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Q: It was dressy enough without overdoing it .

A: Original
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Q: Finally I turned to answer the summons of the impatient roofers who 'd been trying to get me to refill their beer commercials for several minutes .

A:
Changed
****