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.
--------
Question: Who set up the bombing ?

Answer: Original


Question: The steamer trunks weren 't there when they left , though he conceded they might have been hidden behind the plywood sheets .

Answer: Original


Question: Silken positioned herself so the tip of Max 's canines pressed against her entrance then slowly , gingerly , she sank down .

Answer:
Changed