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.

Q: On our way out , we walk through the rec room in which I faced my fear landscape .

A: Changed
****
Q: Eventually Johnny would have to pay the piper ; that is pay for the sins of the father .

A: Original
****
Q: At least that would spare anyone unfortunate enough to find themselves within earshot of one of their musical performances .

A:
Original
****