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:
She presented him with her back and it was all Jason could do to pull the tab up instead of down .

Ex Output:
Original


Ex Input:
She was ready to cry after them to prevent it , but they bypassed the door .

Ex Output:
Original


Ex Input:
Ali took her hand and put the gaiety around her middle finger .

Ex Output:

Changed