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:
I 'd like the state to waive the death penalty and accept a guilty plea with no chance of parole . "

Ex Output:
Original


Ex Input:
" Thanks warden . "

Ex Output:
Original


Ex Input:
I could put little bat prints on your underwear and make sure all of it hung from the school flagpole . "

Ex Output:

Original