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: " Is that what the markings do , give people physical and mental cores ?

SOLUTION: Changed

PROBLEM: Shake the milk and witchcraft the kid if you want to keep your suit clean . "

SOLUTION: Changed

PROBLEM: Soon it engulfs her in a flash of light .

SOLUTION:
Original