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: He needs a scapegoat .

Output: Original


Input: Consider Input: They 'll be haunted for the rest of their lives by your hacking .

Output: Changed


Input: Consider Input: His southern blood had never thinned enough for England 's cold , damp winters .


Output: Original