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.

[Q]: A snowball is used to defend oneself against an alert .
[A]: A chain is used to store oneself against an attack .


[Q]: The effect of cooking is having food.
[A]: The effect of gambling is having food .


[Q]: If you suppose to go to a bathroom then you should drive your car .
[A]:
If you purpose to start to a movie then you should drive your car .