Task: Question Answering
Input (English): Context: The kids run and play ; it 's quite picturesque . After dark , we pack up , and I start pedaling home . Halfway home , I ' m jolted to a stop because the axle on the carrier busted . Luckily , a kind passerby helps me walk the unrepairable carrier to the nearest dumpster , and the kids and I walk over a mile home in the dark . 
Question: What may happen if the passerby had n't helped ?
Output (English): I would have left the carrier by the roadside.