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.

Input: Consider Input: I don 't like deceiving her but it 's safer that way . '

Output: Original


Input: Consider Input: I pushed through the double doors to the atrium in time to witness Sofie deliver a vicious slap to Mortimer 's cheek .

Output: Original


Input: Consider Input: As the pilot struggled to keep the plane under control , Rachel peered out and spotted two lines of blinking strobes straddling the outermost ice trough .


Output: Original