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: Avery slowly began to move for the door allowing the echoing of the hall to rev and disguise his exact location , or so he hoped .

Answer: Changed


Question: My tongue flicks out and runs inside her low-cut shirt and bra , reaching until it flicks against her nipple .

Answer: Original


Question: Bull cut a dozen backups and piled them up with the hope of making some crude arrows for his bow .

Answer:
Changed