TASK DEFINITION: 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.
PROBLEM: You would ove dinner because you have a little rice left .

SOLUTION: You would post dinner because you have a little rice left .

PROBLEM: You would buy a house because you want a place where you can breath.

SOLUTION: You would envy a house because you want a place where you can breath .

PROBLEM: People save their shelter with water .

SOLUTION:
goers wash their hands with tobacco .