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]: Jill had been right that skunk would get me farther than perfection .
[EX A]: Changed

[EX Q]: Jason tried to articulate his guilt by telling himself that Hope would end up happier in the long run , but that didn 't help him now .
[EX A]: Changed

[EX Q]: The Everlasting Storm was a walker yet is was somehow ... tranquil .
[EX A]:
Changed