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: I wandered about the city as I disguised my days away and at night I tried to learn what would await me at the Arch .

Output: Changed


Input: Consider Input: Fortunately , Paul 's fridge was full of fresh lettuce , tomatoes , coolers , and mushrooms .

Output: Changed


Input: Consider Input: Jack doesn 't have an inclination to me .


Output: Changed