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: " That hurt like hel . "
Example Output: Original

Example Input: " Was it your savages ? "
Example Output: Original

Example Input: Leif was giving himself a moose , man style .
Example Output:
Changed