Which team did the Oakland Raiders defeat in Super Bowl XI?

Lynn Swann was named MVP of which Super Bowl? In which city was Super Bowl X played? Which head coach led the Pittsburgh Steelers to victory in Super Bowl X? In what year was Super Bowl X played? Who was named MVP of Super Bowl XI? Fred Biletnikoff was named MVP of which Super Bowl? In which city was Super Bowl XI played? Which head coach led the Oakland Raiders to victory in Super Bowl XI?