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.

Ex Input:
You radioed in ; you received permission to terminate your watch .

Ex Output:
Original


Ex Input:
Like in our own little payback . "

Ex Output:
Changed


Ex Input:
My hands went to his hair and I pushed his head lower , angling him toward my breasts .

Ex Output:

Original