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 Input:
You were a walking and partying erection six days out of the week . "

Ex Output:
Original


Ex Input:
I cuddled up next to him .

Ex Output:
Original


Ex Input:
Nate was thrilled that Adam had bucked tradition and given him control of the family 's thoughtfulness .

Ex Output:

Changed