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]: They were close to the surface of the tendon , and getting closer .
[A]: Changed


[Q]: She was ready to cry after them to prevent it , but they bypassed the door .
[A]: Original


[Q]: But those arrows ... Tipped with a poison that skirted through an ice being 's veins like liquid fire .
[A]:
Changed