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: Humans outnumber us , Sali , and it confuses things .

SOLUTION: Original

PROBLEM: " In a convertible , " he said , " someone can get into your car using a butter knife . "

SOLUTION: Original

PROBLEM: She was starting to understand his opponents based on the color of his eyes and this color wasn 't necessarily a good mood .

SOLUTION:
Changed