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: The effect of buying planes is you have to spend money .

SOLUTION: The effect of buying assets is you have to develop money .

PROBLEM: You are likely to find a control shift in a studio .

SOLUTION: You are likely to find a control run in a studio .

PROBLEM: If you want to clean the house then you should have chemicals.

SOLUTION:
If you measure to clean the tube then you should have chemicals .