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]: Who set up the bombing ?
[EX A]: Original

[EX Q]: Raptor winked at Gina as she flashed her ID to the buggy and he led her through .
[EX A]: Changed

[EX Q]: A book that Thoth ´ s Brotherhood swore was the source of the original truth of craftsmanship and man .
[EX A]:
Changed