Num Families: 4
Num People: 13
All given Names: Barney Elijah Fred Homer Lisa Max Tony Wilma
All family names: Alcatraz Flintstone Jetson Simpson
All names grouped by family:
  Elijah Alcatraz, Max Alcatraz, Wilma Alcatraz, 
  Barney Flintstone, Fred Flintstone, Wilma Flintstone, 
  Max Jetson, Tony Jetson, Wilma Jetson, 
  Barney Simpson, Homer Simpson, Lisa Simpson, Wilma Simpson,