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]: The toilet flushed , and shopkeeper turned back to watch Oksana emerge from the bathroom .
[A]: Changed


[Q]: He could taste her helplessness on his tongue , her desire so intense that she cried out loudly with every touch .
[A]: Changed


[Q]: Shadows from star shells danced about , and the odd light of the exploding shells gave the joys a surreal look .
[A]:
Changed