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.

[EX Q]: " In a convertible , " he said , " someone can get into your car using a butter knife . "
[EX A]: Original

[EX Q]: The force of the earth 's arching was not discriminate between city and human .
[EX A]: Original

[EX Q]: I watched , awed , as convulsions racked his powerful frame .
[EX A]:
Changed