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]: Hector helped himself to a cracker with a swirled topping .
[EX A]: Original

[EX Q]: " If we are stopped by American police forces , just pay them in cigarettes and whisky . "
[EX A]: Original

[EX Q]: She spent most of her days commanding a scout ship on the soles of Collective territory , gathering intelligence .
[EX A]:
Changed