Which head coach led the Dallas Cowboys to victory in Super Bowl VI?

Which team did the Dallas Cowboys defeat in Super Bowl VI? Who was named MVP of Super Bowl VI? Roger Staubach was named MVP of which Super Bowl? In which city was Super Bowl VI played? In what year was Super Bowl VI played? Which team did the Miami Dolphins defeat in Super Bowl VII? Who was named MVP of Super Bowl VII? Jake Scott was named MVP of which Super Bowl?