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.

[Q]: " What about your sciences ? "
[A]: Changed


[Q]: " He pawned a watch that Miss Cameron gave her husband . "
[A]: Original


[Q]: One quick motion , and they shot off toward the stag like rockets , embedding themselves in what would have been the poor creature 's heart .
[A]:
Original