[Tracy] could n't wait for the surprise birthday party that she was throwing for her brother [Pedro] next weekend. [Tracy]'s daughter, [Bettie], asked her mom to read her a story. [Harold]'s son [Louis] is in the hospital. [Louis]'s brother [Pedro] accidentally hit him with a hammer.
('Harold', 'Bettie')
[Harold]'s son [Louis] is in the hospital. [Louis]'s brother [Pedro] accidentally hit him with a hammer. [Tracy] could n't wait for the surprise birthday party that she was throwing for her brother [Pedro] next weekend. [Tracy]'s daughter, [Bettie], asked her mom to read her a story.
[{('Harold', 'granddaughter', 'Bettie'): [('Harold', 'daughter', 'Tracy'), ('Tracy', 'daughter', 'Bettie')]}, {('Harold', 'daughter', 'Tracy'): [('Harold', 'son', 'Louis'), ('Louis', 'sister', 'Tracy')]}, {('Louis', 'sister', 'Tracy'): [('Louis', 'brother', 'Pedro'), ('Pedro', 'sister', 'Tracy')]}]
['son', 'brother', 'sister', 'daughter']