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.

Input: Consider Input: " Almost everything is paid for with vouchers or coupons that you buy from a guard . "

Output: Original


Input: Consider Input: You can 't leave any stone chimney between you and the truth . "

Output: Changed


Input: Consider Input: Terry so thoroughly avoided using his powers he 's discharged himself to a life of material mediocrity .


Output: Changed