[Heather] is a daughter of [Pedro] it seems. [Dorothy] enjoyed drinks with her sisters [Beverly] and [Tracy]. [Dorothy]'s daughter [Heather] played in the sand.
('Pedro', 'Tracy')
[Heather] is a daughter of [Pedro] it seems. [Dorothy] enjoyed drinks with her sisters [Beverly] and [Tracy]. [Dorothy]'s daughter [Heather] played in the sand.
[{('Pedro', 'sister', 'Tracy'): [('Pedro', 'daughter', 'Heather'), ('Heather', 'aunt', 'Tracy')]}, {('Heather', 'aunt', 'Tracy'): [('Heather', 'mother', 'Dorothy'), ('Dorothy', 'sister', 'Tracy')]}, {('Dorothy', 'sister', 'Tracy'): [('Dorothy', 'sister', 'Beverly'), ('Beverly', 'sister', 'Tracy')]}]
['daughter', 'mother', 'sister', 'sister']