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 pressure on my mind unraveled .
Changed

Late at night on their second full day they sat and waited for a modification .
Original

With a slight hitch of his lips Adri turned back to his intended encounter , the pharmacy ahead .

Original