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]: The pressure on my mind unraveled .
[A]: Changed


[Q]: The falcon screeched and dove at one of the enemies .
[A]: Original


[Q]: I ah ... Christopher : [ Picking up every nuance of her spasmodic movements and irregular expressions ] Oh , don 't worry about your precious Riley .
[A]:
Original