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:
But do not stand in the way of my classmate .

Ex Output:
Changed


Ex Input:
The first song she 'd put on was her present favorite , Pink 's latest , but it was near the end of the playlist .

Ex Output:
Original


Ex Input:
As she 'd thought he might , he yanked her closer and kissed her , his lips mashing hers without any semblance of advancement .

Ex Output:

Changed