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: T was a handprint .

Output: Changed


Input: Consider Input: There must have been two hundred lakes and our unit was only forty , so the only thing we could have done was die alongside the others .

Output: Changed


Input: Consider Input: Warrior 's secondary AI is online and ready for instruction , but her nanny is showing damage ... she 's unconscious , " Valerie reports sadly .


Output: Changed