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.

He would down a much bigger dose of pure courage , and bring the bottle with him so he could spawn more if needed .
Changed

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

Carson frowned , picking up on my sour mood , but before he could say anything else , the bel rang , signaling the start of class .

Original