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 resigned , and later I turned in a report to the FDA with all this documentation . "

Output: Original


Input: Consider Input: " They ain 't peanuts , " Amy whispered angrily , hoping that Rosy would not understand if she used English .

Output: Changed


Input: Consider Input: ' Come on coward , ' I idled at myself .


Output: Changed