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.
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Question: They 'll be haunted for the rest of their lives by your hacking .

Answer: Changed


Question: He laughed , but without any merriment in his pale blue eyes .

Answer: Original


Question: Then the funding cutbacks came , and within a few months all the vaccination programs were terminated .

Answer:
Original