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: For the last couple of hours , she had stayed locked in her office , scouring the internet .

Output: Original


Input: Consider Input: He is ... " And then the tears came , basking in her eyes and spilling down her cheeks .

Output: Changed


Input: Consider Input: My tongue flicks out and runs inside her low-cut shirt and bra , reaching until it flicks against her nipple .


Output: Original