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]: A simple touch , though the feelings he evoked were much more complex than simple .
[A]: Original


[Q]: There were several messengers in the eastern part of Tennessee , strewn across the crooked edge of the state like minefields in its history .
[A]: Changed


[Q]: She left it to their discretion to find the materials they thought most representative .
[A]:
Original