[Lillian] loves her brother [Nicholas]. [Nicholas] took his brother [Wayne] out to get drinks after a long work week.
('Lillian', 'Wayne')
[Lillian] loves her brother [Nicholas]. [Nicholas] took his brother [Wayne] out to get drinks after a long work week.
[{('Lillian', 'brother', 'Wayne'): [('Lillian', 'brother', 'Nicholas'), ('Nicholas', 'brother', 'Wayne')]}]
['brother', 'brother']