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: They were deep brown with hazel thicket and they were staring straight into his .
Example Output: Changed

Example Input: The Owner , shown as a flashing red muck , had just slid into the vision of Teleport 's electronic eyes .
Example Output: Changed

Example Input: I might have - " I leaned down and kissed the corner of her mouth , linking her .
Example Output:
Changed