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.

Example Input: El Cid was a cog in the wheel , fighting between Christians and Muslims who serve the same deity .
Example Output: Original

Example Input: Not that she minded ; Alexia had always preferred necklaces herself .
Example Output: Changed

Example Input: And then I heard a voice that sounded like a magnolia dragged through molasses say , " That 's enough , my dear . "
Example Output:
Original