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 gnome leaned over the cash register .

Output: Changed


Input: Consider Input: Rosencrantz and Guildenstern have their own fates but I must be there for the last act , the last scene .

Output: Original


Input: Consider Input: I had a feeling we were going to need as many as we could salvage .


Output: Original