TASK DEFINITION: This is a paraphrasing task. In this task, you're given a sentence and your task is to generate another sentence which express same meaning as the input using different words.
PROBLEM: this is when we start attacking the grass .

SOLUTION: when we started pushing the grass .

PROBLEM: having seen to the needs of my car , i walked into the office to get those glasses and pay for the gas .

SOLUTION: i took care of the car and went into the office for those glasses and paid for petrol .

PROBLEM: when were you recruited by the central intelligence agency ?

SOLUTION:
when were you recruited for the cia ?