TASK DEFINITION: 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.
PROBLEM: Eventually Johnny would have to pay the piper ; that is pay for the sins of the father .

SOLUTION: Original

PROBLEM: " You don 't mean the one we used to picnic underneath when the children were but motels . "

SOLUTION: Changed

PROBLEM: The only things Mab had ever generously sloshed out had been pain , misery , and suffering , courtesy of her Fire magic .

SOLUTION:
Changed