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.
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Question: Charles was worried because when you were summoned by the Council , the algorithm gave you only a location and a half-hour window of time .

Answer: Original


Question: " Yes sir , " one of the soldiers replied , nearly a dozen in total -- each seated in front of a workstation .

Answer: Original


Question: He shakes his head , flaps down the rest of the beer , and then tosses the empty bottle into the trash .

Answer:
Changed