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.

The falcon screeched and dove at one of the enemies .
Original

The inside is remarkably clean ; no trash , freshly swept , and no smells of decay or garbage .
Original

After counseling myself closer , I stopped in front of the boxing ring and watched the two fighters spar .

Changed