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: And of course being out in public made it that much more difficult to avoid catastrophe .

Output: Original


Input: Consider Input: It dribbled from his mouth and from a cut on his cheek .

Output: Original


Input: Consider Input: The song had brought tears to buyers ' eyes for five hundred years .


Output: Changed