[Robert] often goes out for lunch with his sister, [Beverly]. [Heather] took her uncle [Robert] to the grocery store. [Pedro] took his daughter [Heather] to the zoo for her birthday. Then they went to go get some ice cream. [Beverly] and her daughter [Nettie] are entering the competition together.
('Pedro', 'Nettie')
[Pedro] took his daughter [Heather] to the zoo for her birthday. Then they went to go get some ice cream. [Heather] took her uncle [Robert] to the grocery store. [Robert] often goes out for lunch with his sister, [Beverly]. [Beverly] and her daughter [Nettie] are entering the competition together.
[{('Pedro', 'niece', 'Nettie'): [('Pedro', 'sister', 'Beverly'), ('Beverly', 'daughter', 'Nettie')]}, {('Pedro', 'sister', 'Beverly'): [('Pedro', 'brother', 'Robert'), ('Robert', 'sister', 'Beverly')]}, {('Pedro', 'brother', 'Robert'): [('Pedro', 'daughter', 'Heather'), ('Heather', 'uncle', 'Robert')]}]
['daughter', 'uncle', 'sister', 'daughter']