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 gotten out of last period to take pictures and document the coming event for the yearbook .

Output: Original


Input: Consider Input: Let someone else deal with the absent man and come back and guard the mess hut corporal .


Output: Changed