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: He was supposed to be happy and proud of being a banker , instead he was lurking in dejection and uncertainty .

Output: Original


Input: Consider Input: The bartender glanced over at us , then went back to toweling his wine merchants .

Output: Changed


Input: Consider Input: The president 's spunk reached the parking lot and the motorcade .


Output: Changed