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: Her mother used her long nails to fluff her hair .

Output: Original


Input: Consider Input: " If I tell you what 's bothering me , will you rev up ? "

Output: Changed


Input: Consider Input: They tried to run but the ram 's foot was inescapable .


Output: Changed