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.

[Q]: All were neatly arranged , with easels and wax tablets charting work in progress .
[A]: Original


[Q]: " But I didn 't bring the taverns . "
[A]: Changed


[Q]: With concentrated effort , each crewmember works as a team performing his responsibility for reliving the schooner .
[A]:
Changed