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: His lips were still moist , conveying a message of seduction even when they were silent .

SOLUTION: Original

PROBLEM: And my brethren , " again with the sweep of his arm , " wishing simply to be free to be vampires . "

SOLUTION: Original

PROBLEM: They hadn 't even started contract negotiations or coming up with the hideout for a business .

SOLUTION:
Changed