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: Behind a small gate lay a simple section of gray cobblestones .
Example Output: Original

Example Input: Shira is supposed to take a last look at the cottages she was interested in .
Example Output: Original

Example Input: Max could see more of the goons running to their rescue .
Example Output:
Original