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: " He was born out of wedlock .
Example Output: Original

Example Input: These reminded him more of her , so he walked up and paid for them , not noticing the looks the coyote gave him .
Example Output: Changed

Example Input: And we 're going to request the lake be checked no matter what they find in the tomahawk . "
Example Output:
Changed