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 are likely to introduce a start in date event .

SOLUTION: You are unknown to find a calendar in date book .

PROBLEM: players usually must fire up to see birds flying .

SOLUTION: Stars usually must look up to see birds flying .

PROBLEM: You would access a museum because you would like to learn about a subject .

SOLUTION:
You would visit a philosophy because you would like to learn about a subject .