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: And of course being out in public made it that much more difficult to avoid catastrophe .

A: Original
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Q: The singsong voice froze Holly in her tracks .

A: Changed
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Q: But he has worn the rubber thin on the outrigger wheels and he has asserted his readiness for this rite of passage .

A:
Original
****