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]: " I tripped on one of those grenades you were talking about , " Daniel said .
[EX A]: Changed

[EX Q]: It gives us some clarification , but I 'm not sure how long Stryker will abide by it . "
[EX A]: Changed

[EX Q]: The local pickpockets and monkeys did not possess the funds to pay the rent , even if she were to consider allowing them into her home .
[EX A]:
Changed