Task: Question Answering
Input (English): Passage: I noticed today that my lawn was getting rather shabby . It looked awful , especially when it was compared to that of my next door neighbor 's . I went into my garage where I kept my lawn mower . I tried to start it , but it would n't work ! I had no gas . I drove down to the gas station on the corner and bought a couple of gallons of gas for my mower . Then , I drove home . I poured all the gas into the tank of my lawn mower . Then I climbed into the seat . I zoomed around my yard , happily clipping my unsightly grass . Afterward , I rolled the mower back into the garage and turned it off . Then , I took the key from the ignition and hung it on the rack . The grass looked great ! Question: When did they turn the key to start the mower? Option1: when in the backyard Option2: after pouring all the gas into the tank of the lawn mower
Output (English): after pouring all the gas into the tank of the lawn mower