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: The falcon screeched and dove at one of the enemies .

Output: Original


Input: Consider Input: I resigned , and later I turned in a report to the FDA with all this documentation . "

Output: Original


Input: Consider Input: They might find that they had better luck starting over than trying to divulge what was currently in front of them .


Output: Changed