In what year was Super Bowl XVI played?

Which team did the San Francisco 49ers defeat in Super Bowl XVI? Who was named MVP of Super Bowl XVI? In which city was Super Bowl XVI played? Which head coach led the San Francisco 49ers to victory in Super Bowl XVI? Which team did the Washington Redskins defeat in Super Bowl XVII? John Riggins was named MVP of which Super Bowl? In which city was Super Bowl XVII played? Which head coach led the Washington Redskins to victory in Super Bowl XVII?