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:
I don 't need that kind of complication in my life . "

Ex Output:
Original


Ex Input:
She felt her knees vomiting and worried she 'd fall but he held her in place with his strong hands and an even stronger will .

Ex Output:

Changed