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: agers must feed their pets .

SOLUTION: People must feed their youths .

PROBLEM: You are likely to find a cat in an early lady 's house .

SOLUTION: You are likely to find a dog in an old doll 's bone .

PROBLEM: You can look at stars with a telescope.

SOLUTION:
You can look at stars with a GPS .