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: I tuck the diary under my arm and flex my hands in surrender before she knocks the lamp over my skull .

Output: Original


Input: Consider Input: You 'd catch them at recess in places they knew they were not allowed to be .

Output: Original


Input: Consider Input: Looking back , I 'm pretty sure we ended up inside one of the acoustics in the wall .


Output: Changed