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.

[EX Q]: Then he walked rapidly to the nightstand and snatched up his wristwatch .
[EX A]: Original

[EX Q]: " In a convertible , " he said , " someone can get into your car using a butter knife . "
[EX A]: Original

[EX Q]: I felt the sun bake my face as we crossed the parking lot , and that 's when I saw it .
[EX A]:
Original