When a vehicle battery does not have sufficient charge to start {TAIL ~ an engine}, the driver uses a jumper cable connected between a cigar lighter in the vehicle and the power output socket to charge {HEAD ~ the battery} 
When a vehicle battery does not have sufficient charge to start { TAIL ~ an engine } , the driver uses a jumper cable connected between a cigar lighter in the vehicle and the power output socket to charge { HEAD ~ the battery }
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