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]: " You are spoiling me terribly .
[EX A]: Original

[EX Q]: ' Hold quite still or I 'll gnaw you ! '
[EX A]: Original

[EX Q]: Spies had dubbed America for innumerable years .
[EX A]:
Changed