[Shantel] took her grandson [Karen] to the zoo. He loved feeding the monkeys. [Jennifer] went on a vacation with her brother [Samuel]. [Louis] took his son [Samuel] to the zoo yesterday because he took his daughter [Karen] last week
('Jennifer', 'Shantel')
[Jennifer] went on a vacation with her brother [Samuel]. [Louis] took his son [Samuel] to the zoo yesterday because he took his daughter [Karen] last week [Shantel] took her grandson [Karen] to the zoo. He loved feeding the monkeys.
[{('Jennifer', 'grandmother', 'Shantel'): [('Jennifer', 'father', 'Louis'), ('Louis', 'mother', 'Shantel')]}, {('Louis', 'mother', 'Shantel'): [('Louis', 'daughter', 'Karen'), ('Karen', 'grandmother', 'Shantel')]}, {('Jennifer', 'father', 'Louis'): [('Jennifer', 'brother', 'Samuel'), ('Samuel', 'father', 'Louis')]}]
['brother', 'father', 'daughter', 'grandmother']