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]: A nun had appeared that morning to change the details of the murder suspect 's conveyance .
[EX A]: Changed

[EX Q]: Sure ... why unite it .
[EX A]: Changed

[EX Q]: Then , when he saw Allie , his afterglow began to falter .
[EX A]:
Original