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 gave me an obituary .

Output: Changed


Input: Consider Input: " He 's made out of old iron and horseshoe nails . "

Output: Original


Input: Consider Input: With the eighty acres being peripheral to a bigger package involving rather delicate serial negotiations , we expect time to become a limiting factor .


Output: Original