[Pedro] took his niece [Karen] to the park to walk her dog. [Jennifer] threw an anniversary party for her father, [Louis], and her mother, [Beverly]. [Beverly]'s daughter, [Karen], helped with baking the cake.
('Louis', 'Pedro')
[Jennifer] threw an anniversary party for her father, [Louis], and her mother, [Beverly]. [Beverly]'s daughter, [Karen], helped with baking the cake. [Pedro] took his niece [Karen] to the park to walk her dog.
[{('Louis', 'brother', 'Pedro'): [('Louis', 'daughter', 'Karen'), ('Karen', 'uncle', 'Pedro')]}, {('Louis', 'daughter', 'Karen'): [('Louis', 'daughter', 'Jennifer'), ('Jennifer', 'sister', 'Karen')]}, {('Jennifer', 'sister', 'Karen'): [('Jennifer', 'mother', 'Beverly'), ('Beverly', 'daughter', 'Karen')]}]
['daughter', 'mother', 'daughter', 'uncle']