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 would start a flame or a fire because you want heat.

SOLUTION: You would start a flame or a fire because you want orange .

PROBLEM: feel is a feeling that one 's actions will be beneficial .

SOLUTION: Hope is a confirmation that one 's actions will be final .

PROBLEM: A toddler can pull a wagon .

SOLUTION:
A ox can pull a wagon .