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]: On our way out , we walk through the rec room in which I faced my fear landscape .
[EX A]: Changed

[EX Q]: She wasn 't in so he left a message , saying in case she missed it , Richard Dalton had died of an overload an hour earlier .
[EX A]:
Changed