[Nettie] was talking to her brothers [Wayne] and [Samuel] when her mother yelled for her to come inside. [Harold] was delighted to watch his son [Louis] steal third base in the Championship baseball game. [Louis]'s son [Samuel] entered rehab for the ninth time at the age of thirty.
('Harold', 'Wayne')
[Harold] was delighted to watch his son [Louis] steal third base in the Championship baseball game. [Louis]'s son [Samuel] entered rehab for the ninth time at the age of thirty. [Nettie] was talking to her brothers [Wayne] and [Samuel] when her mother yelled for her to come inside.
[{('Harold', 'grandson', 'Wayne'): [('Harold', 'grandson', 'Samuel'), ('Samuel', 'brother', 'Wayne')]}, {('Samuel', 'brother', 'Wayne'): [('Samuel', 'sister', 'Nettie'), ('Nettie', 'brother', 'Wayne')]}, {('Harold', 'grandson', 'Samuel'): [('Harold', 'son', 'Louis'), ('Louis', 'son', 'Samuel')]}]
['son', 'son', 'sister', 'brother']