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: Isaac and the others are scouting in New York . "

Output: Original


Input: Consider Input: You gon na jack up the prices on the drugs you sell ?

Output: Original


Input: Consider Input: The path had narrowed and climbed before opening northward to dissipate the forest below .


Output: Changed