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: They were close to the surface of the tendon , and getting closer .

Output: Changed


Input: Consider Input: She 'd spent her childhood sleeping in nooks , lairs , or alleys .

Output: Original


Input: Consider Input: There were pages and pages of legalese which he skimmed before reaching the final document : a financial summary detailing the assets they had to liven up .


Output: Changed