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.

I regret confronting this burden on one so young , but you are the most likely to succeed .
Changed

Chalmers shook his head , frustrated by Nightingale 's poor attempt at sundown .
Changed

An hour passed with both of them quiet , the excitement of the moment lacing with the realization that two men had just died .

Changed