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.

[EX Q]: You would sign a contract because you want to restore a house .
[EX A]: You would sign a contract because you want to buy a house.

[EX Q]: You are likely to raise a mouse in do hole .
[EX A]: You are likely to find a mouse in mouse town .

[EX Q]: You are ecstatic to find a credential in math .
[EX A]:
You are likely to find a triangle in math.