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]: She slouched and rubbed the bridge of her nose .
[A]: Original


[Q]: " Almost everything is paid for with vouchers or coupons that you buy from a guard . "
[A]: Original


[Q]: Kaylee cursed her luck as she ran , hearing the heavy footfalls behind her .
[A]:
Original