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]: " Books of them .
[EX A]: Changed

[EX Q]: The male voices in the clubhouse were strong like the sun in the summer .
[EX A]: Changed

[EX Q]: Timothy suddenly hears something and turns off his cocoon .
[EX A]:
Changed