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: Fortunately , Paul 's fridge was full of fresh lettuce , tomatoes , coolers , and mushrooms .

SOLUTION: Changed

PROBLEM: But the alternative is a whole can of worms I flinch at the thought of opening .

SOLUTION: Original

PROBLEM: He glanced at the sprig of mistletoe Presley had tied to the light drizzle over the table .

SOLUTION:
Changed