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: To raise an electric g rod , you knock a pencil into hole .

SOLUTION: To give an electric pencil sharpener , you hit a pencil into crystal .

PROBLEM: Fish click in question .

SOLUTION: Fish live in ponds.

PROBLEM: They bought the wiring to the roof .

SOLUTION:
They restored the moss to the roof .