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: The sport was too engaging to think about anything except where to aim the felon .

SOLUTION: Changed

PROBLEM: All were neatly arranged , with easels and wax tablets charting work in progress .

SOLUTION: Original

PROBLEM: After they 'd eaten their salads , Annie took out an apple and munched on that , but they barely exchanged another word .

SOLUTION:
Original