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: If you want to take a course then you should go to school.

SOLUTION: If you want to take a course then you should recommend to school .

PROBLEM: People in industrialised countries are overdosing on sugars, fats and salt.

SOLUTION: People in industrialised countries are overdosing on sugars , fats and stress .

PROBLEM: You are unfortunate to find a printer in a factory office .

SOLUTION:
You are likely to find a printer in a home office.