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: " You don 't mean the one we used to picnic underneath when the children were but motels . "

SOLUTION: Changed

PROBLEM: " I tripped on one of those grenades you were talking about , " Daniel said .

SOLUTION: Changed

PROBLEM: He rejoined it with large feet dangling over the side , but never a ripple did he make .

SOLUTION:
Changed