[Nettie] talks to her sister [Jennifer] on the phone each night before bed. [Samuel] is lucky if he talks to his sister [Nettie] once a month. [Samuel] wanted to get a good gift for his sister, [Karen] [Beverly] picked up her daughter [Karen] from school early.
('Jennifer', 'Beverly')
[Nettie] talks to her sister [Jennifer] on the phone each night before bed. [Samuel] is lucky if he talks to his sister [Nettie] once a month. [Samuel] wanted to get a good gift for his sister, [Karen] [Beverly] picked up her daughter [Karen] from school early.
[{('Jennifer', 'mother', 'Beverly'): [('Jennifer', 'sister', 'Nettie'), ('Nettie', 'mother', 'Beverly')]}, {('Nettie', 'mother', 'Beverly'): [('Nettie', 'brother', 'Samuel'), ('Samuel', 'mother', 'Beverly')]}, {('Samuel', 'mother', 'Beverly'): [('Samuel', 'sister', 'Karen'), ('Karen', 'mother', 'Beverly')]}]
['sister', 'brother', 'sister', 'mother']