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]: He reached out to Anon , his arms ending in pies from which his thick black blood poured .
[EX A]: Changed

[EX Q]: " If I tell you what 's bothering me , will you rev up ? "
[EX A]: Changed

[EX Q]: I won 't let you use a stupid argument like this one to force me to terminate the contract . "
[EX A]:
Original