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 loudspeaker called out for everyone to pile on board in an orderly fashion .
[A]: Original


[Q]: I let out a gasp while Cohen laughed and steered the dog away , stopping him from owning me .
[A]: Changed


[Q]: Both of us were practically jostled and shoved into a room , with riches and cheers for Yuri to enjoy himself .
[A]:
Changed