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: " What exactly is a human golem ? "

SOLUTION: Original

PROBLEM: " Sir , floods are up .

SOLUTION: Changed

PROBLEM: The clank is followed by a sound that scares me badly : steel instruments clicking together .

SOLUTION:
Original