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: She was ready to cry after them to prevent it , but they bypassed the door .

SOLUTION: Original

PROBLEM: Something was off this time ; I could almost feel the heaps .

SOLUTION: Changed

PROBLEM: Then suddenly it darted down and shot back up into the sky , a fish caught in its beak .

SOLUTION:
Original