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: " Con , " Hale filled in .

Output: Original


Input: Consider Input: I grabbed my weapons , sheathed them , and reverted back to my normal form .

Output: Original


Input: Consider Input: " This is nothing wrong the Clean Act , except its rules and regulation must be enforced with more teeth .


Output: Original