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:
Slade waited for the long tirade with a bite of enjoyment he rarely experienced out of the courtroom .

Ex Output:
Original


Ex Input:
A slight smile appeared as he moved around the bag , targeting different sides with different hand techniques .

Ex Output:
Original


Ex Input:
Redundant NASA safety protocols or not , Tolland was surprised the administrator had been willing to risk four lives out here instead of two .

Ex Output:

Changed