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.
--------
Question: " Hank 's at his bayonet .

Answer: Changed


Question: " Of course she knew all about pottery . "

Answer: Original


Question: He felt her cold presence slithering behind him and steel about to pierce his back .

Answer:
Changed