instruction:
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.
question:
An x is used for communicating through the postal system .
answer:
An envelope is used for reading through the postal system .


question:
In modern society , an industry occurs to make money for the owners .
answer:
In modern society , an industry increases to make money for the owners .


question:
A chair can be found in a house.
answer:

A boat can be found in a house .