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 gave me an obituary .

SOLUTION: Changed

PROBLEM: You radioed in ; you received permission to terminate your watch .

SOLUTION: Original

PROBLEM: " If I tell you what 's bothering me , will you rev up ? "

SOLUTION:
Changed