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:
They might find that they had better luck starting over than trying to divulge what was currently in front of them .

Ex Output:
Changed


Ex Input:
My body throbs with pain all over - an aching pull deep in my calf ; a sharper twinge in my right hip .

Ex Output:
Original


Ex Input:
" No schematics of undying passion . "

Ex Output:

Changed