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]: A raccoon in a mask ? "
[EX A]: Original

[EX Q]: " Sneaking is strongly worded in wraith culture . "
[EX A]: Changed

[EX Q]: " I 'm sorry , lad , but you 'll just have to wait for morning like everyone else , " the prosecutor said .
[EX A]:
Changed