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: " That 's why I 'm barreling through the files , trying to figure out what 's been overlooked . "

Output: Changed


Input: Consider Input: When they crossed in front of the stump they raised their paddles into the air and shouted , " We 're the champs !

Output: Original


Input: Consider Input: That every time my cock slides into your pussy , that mark is made fresh again . "


Output: Original