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: She hadn 't had time to marvel over it then , but she couldn 't help but do so now .

Output: Original


Input: Consider Input: She was slurring slightly .

Output: Changed


Input: Consider Input: His sword already over his shoulder , the hero 's mighty swing has estimated , slicing through raindrops and descending upon the off-balance warrior .


Output: Changed