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 brandished swords of fire , lances , or staffs that burned at the tips but weren 't consumed .
Example Output: Changed

Example Input: I loved the way her mouth tasted , minty from the toothpaste , yet sweet at the same time .
Example Output: Original

Example Input: The modern Freemason movement as we know it expired in the 1700 's .
Example Output:
Changed