By MICHAEL N. GRAFFThe Winchester StarLynne Nelson is a typical mom of two adolescent children — a middle-aged working woman tugged one way for dance practice, yanked the other for band, wheeled another for a club meeting, all before settling in for a nice quiet evening of dinner and laundry.No mom should be called typical.But with Nelson, there’s one more thing that makes her a bit, um, abnormal, if you will.You see, she can deadlift the See Nelson Page C6‘ A ,4‘. - 'Stephens City resident Lynne Nelson shows off her strength at Gold's Gym on Berryville Ave. Nelson, the defendingworld powerlifting champion, will compete in an invitational meet at the Olympic training facility in Colorado this fall.Nelson’sWife, Mother, Worker, and A Power lifterTough Balancing Act