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: My sorcery was weak here . "

Output: Original


Input: Consider Input: Eventually , I managed to block out everything in my head , and loud music , governing bodies , and thumping bass were all I cared about .

Output: Changed


Input: Consider Input: " Why don 't we wait until it explodes down and then walk to the highway . "


Output: Changed