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 auto pilot took over and read through the data it had been sent by The Hero 's tankard .

Output: Changed


Input: Consider Input: And everything I have on this boat is covered with soot . "

Output: Original


Input: Consider Input: Rachel giggled , and no doubt sounded like a schoolgirl .


Output: Original