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: The pressure on my mind unraveled .
Example Output: Changed

Example Input: For a second it seems she intends to reach for the contraption hanging off the oxygen tank but then she decides against it .
Example Output: Original

Example Input: I wanted to visit with you first , and the lab results were obtained after you had already left your home .
Example Output:
Original