families:
  - parents: [Homer, Marge]
    children: [Bart, Lisa, Maggie]
  - parents: [Abe, Mona]
    children: [Homer]
  - parents: [Jacqueline, Clancy]
    children: [Marge, Patty, Selma]

people:
  Bart:
    name: Bart
    fullname: Bart Simpson
    gender: m
  Lisa:
    name: Lisa
    fullname: Lisa Simpson
    gender: f
  Maggie:
    name: Maggie
    fullname: Maggie Simpson
    gender: f
  Marge:
    name: Marge
    fullname: Marjorie Jacqueline Simpson
    gender: f
  Homer:
    name: Homer
    fullname: Homer Simpson
    gender: m
  Abe:
    name: Abe
    fullname: Abe Simpson
    gender: m
  Mona:
    name: Mona
    fullname: Mona Simpson
    gender: f
  Patty:
    name: Patty
    fullname: Patty Bouvier
    gender: f
  Selma:
    name: Selma
    fullname: Selma Bouvier
    gender: f
  Jacqueline:
    name: Jacqueline
    fullname: Jacqueline Bouvier
    gender: f
  Clancy:
    name: Clancy
    fullname: Clancy Bouvier
    gender: m