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: ' What was it you worked on during your doughnut ? '

Output: Changed


Input: Consider Input: I didn 't just yearn for his affection , or want to become one with him .

Output: Original


Input: Consider Input: What province would make sense to him ?


Output: Changed