Given a sentence, generate a new sentence by performing small changes on the sentence. Here, make sure that the changes are semantically related and syntactically similar to the input. And the generated sentence should have high commonsense plausibility, that is to have reasonable probability of it being true.
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Question: A island is a piece of land surrounded by water on all exits .

Answer: A dome is a piece of arch surrounded by water on all streams .


Question: You are crucial to find a sheltered apartment in large facilities .

Answer: You are dangerous to abuse a rented apartment in large cities .


Question: Sometimes you may want to create a small text file.

Answer:
Sometimes you may serve to close a dangerous text file .