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 had no stamina .

Output: Original


Input: Consider Input: Up close , I could see they were sectioned out of some sort of reptilian skin .

Output: Changed


Input: Consider Input: " Don 't worry , " I said in my best innkeeper voice .


Output: Original