[Pedro] was proud to attend [Heather]'s graduation. He was very proud to have raised her into a successful young adult. [Beverly] loves her brother [Robert]. [Dorothy] and her sister [Beverly] went to see [Dorothy]'s daughter [Heather] and took her a bottle of wine as a gift.
('Pedro', 'Robert')
[Pedro] was proud to attend [Heather]'s graduation. He was very proud to have raised her into a successful young adult. [Dorothy] and her sister [Beverly] went to see [Dorothy]'s daughter [Heather] and took her a bottle of wine as a gift. [Beverly] loves her brother [Robert].
[{('Pedro', 'brother', 'Robert'): [('Pedro', 'sister', 'Beverly'), ('Beverly', 'brother', 'Robert')]}, {('Pedro', 'sister', 'Beverly'): [('Pedro', 'daughter', 'Heather'), ('Heather', 'aunt', 'Beverly')]}, {('Heather', 'aunt', 'Beverly'): [('Heather', 'mother', 'Dorothy'), ('Dorothy', 'sister', 'Beverly')]}]
['daughter', 'mother', 'sister', 'brother']