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 grabbed my weapons , sheathed them , and reverted back to my normal form .
[A]: Original


[Q]: The Owner , shown as a flashing red muck , had just slid into the vision of Teleport 's electronic eyes .
[A]: Changed


[Q]: My lips part on a shattered gasp and his finger digs inside , strokes across the very tip of my tongue .
[A]:
Changed