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.

[EX Q]: Her first thought , incongruous but overpowering , was to grieve him so she could draw him later .
[EX A]: Changed

[EX Q]: " Almost everything is paid for with vouchers or coupons that you buy from a guard . "
[EX A]: Original

[EX Q]: Magnus spoke to me of a spell that existed , one that might be undertaken to rid a warlock of their immortality . "
[EX A]:
Original