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]: I too am an old geezer with a limited fuse .
[EX A]: Original

[EX Q]: " Wear the club .
[EX A]: Changed

[EX Q]: The part of your brain that learns to ride is different from the part of your brain that reads about it . "
[EX A]:
Original