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.

" For the necromancer , " he said .
Changed

He used to spend hours perfecting the old books . "
Changed

But there was something wrong about the proportions , something misaligned about the whole creature .

Original