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: ' undress , ' Brick screamed .

Output: Changed


Input: Consider Input: " The heads of the Arab states and the Majlis have authorized me to make you an offer . "

Output: Original


Input: Consider Input: The death slaves had no choice but to defend themselves against the aisles , giving Nicolas more time to fight the three facing him .


Output: Changed