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: On each side of the head , near the ears , grew an antenna through which it tagged with others .

Output: Changed


Input: Consider Input: He was about to blot on the greatest adventure of his life .

Output: Changed


Input: Consider Input: The pouches , he thought , trying to find something to focus on besides the brutality .


Output: Original