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:
He would bend me over into the scalding spray , and we would have sex like that .

Ex Output:
Original


Ex Input:
On Nick 's plate were pie and cookies , next to it sat a tall vanilla milkshake .

Ex Output:
Original


Ex Input:
He said there were thousands , no , puffs of thousands of people , civilians and soldiers all mixed together for as far as he could see .

Ex Output:

Changed