Who was named MVP of Super Bowl XIII?

In which city was Super Bowl XII played? Which head coach led the Dallas Cowboys to victory in Super Bowl XII? In what year was Super Bowl XII played? Which team did the Pittsburgh Steelers defeat in Super Bowl XIII? In which city was Super Bowl XIII played? Which head coach led the Pittsburgh Steelers to victory in Super Bowl XIII? In what year was Super Bowl XIII played? Which team did the Pittsburgh Steelers defeat in Super Bowl XIV?