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: Everyone was up by the time we got back , and most were already in their bathing suits and working on their tans .

SOLUTION: Original

PROBLEM: She would never be a normal printer .

SOLUTION: Changed

PROBLEM: A few nasty comments burrowed into my shortcomings as I walked out of the tunnel and into the night air .

SOLUTION:
Changed