TASK DEFINITION: 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.
PROBLEM: The spire of white and crystal crumbled to the ground , casting clouds of choking dust in every direction .

SOLUTION: Original

PROBLEM: In his works , poems and satires , he shows a stoic wisdom and a strong criticism for the abuses of his contemporaries .

SOLUTION: Original

PROBLEM: From the bottom of the pipe , Serenity heard a strange , distant dozing and the smell of burned flesh assaulted her nostrils .

SOLUTION:
Changed