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:
" I 'm gon na grab some grub and do some socializing .

Ex Output:
Original


Ex Input:
Chalmers shook his head , frustrated by Nightingale 's poor attempt at sundown .

Ex Output:
Changed


Ex Input:
Her decorating had more to do with the way the girl 's voice was adding to her pain than any other concerns she should have .

Ex Output:

Changed