#family_unit__family  primary social group; parents and children; "he wanted to have a good job before starting a family"
  supertype:  kin_group__kingroup__kin__kinship_group__kinshipgroup__kindred__clan__tribe  group of people related by blood or marriage
  subtype:  mates  married_couple  Marx_Brothers
  member:  child.progeny__kid  a human offspring (son or daughter) of any age; "they had three children"; "they were able to send their kids to college"
  member:  parent  a father or mother; one who begets or one who gives birth to or nurtures and raises a child; a relative who plays the role of guardian
  member:  sibling__sib  a person's brother or sister

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