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]: " Of course she knew all about pottery . "
[A]: Original


[Q]: Who set up the bombing ?
[A]: Original


[Q]: Do you truly believe I would do anything to pacify him ? "
[A]:
Changed