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]: I know where we can have a shootout with some cops !
[A]: Original


[Q]: Alan stepped toward Marcus , the barrel of the AR-15 digging into his cassock .
[A]: Changed


[Q]: The entire town seemed to freeze , the bustling noises fading into obscurity until only the cry of seagulls remained .
[A]:
Original