instruction:
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.
question:
Seconds later it exploded , sending out a spray of small metal rods .
answer:
Original


question:
Eventually Johnny would have to pay the piper ; that is pay for the sins of the father .
answer:
Original


question:
Eventually Rachel had to backtrack .
answer:

Original