TASK DEFINITION: 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.
PROBLEM: His Western boots were retained to a shine , and two pistols hung low at his side .

SOLUTION: Changed

PROBLEM: Any man would balk at that . "

SOLUTION: Original

PROBLEM: Parts of the room appeared to be squared up with drywall , but other parts had been carved out of rock .

SOLUTION:
Original