Can you figure out a way to have everyone escape in time?

Unfortunately, the bridge can only hold two people at a time.To make matters worse,it's so dark out that you can barely see,and the old lantern you grabbed on your way only illuminates a tiny area.Can you figure out a way to have everyone escape in time?Remember: no more than two people can cross the bridge together,anyone crossing must either hold the lantern or stay right next to it,and any of you can safely wait in the dark on either side of the gorge.