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:
It was on a swivel base , operated by a crank at the left-hand side .
answer:
Original


question:
The auto pilot took over and read through the data it had been sent by The Hero 's tankard .
answer:
Changed


question:
There just had to be some horrible flaw she didn 't yet know about .
answer:

Original