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]: A false accusation could reduce everything . "
[A]: Changed


[Q]: His thick , muscular arms were accentuated by a sleeveless top .
[A]: Original


[Q]: " Father , " she said calmly , " they 've found the top of the ravine . "
[A]:
Original