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: He laughed , but without any merriment in his pale blue eyes .

SOLUTION: Original

PROBLEM: " But - " I dialed another informant and initiated a similar , but more circumspect , line of inquiry .

SOLUTION: Original

PROBLEM: He had misjudged her just as she had misjudged him .

SOLUTION:
Original