[Wayne] did n't get along very well with his sister [Amy] for some reason. [Lillian] borrowed some money from her brother [Wayne].
('Lillian', 'Amy')
[Lillian] borrowed some money from her brother [Wayne]. [Wayne] did n't get along very well with his sister [Amy] for some reason.
[{('Lillian', 'sister', 'Amy'): [('Lillian', 'brother', 'Wayne'), ('Wayne', 'sister', 'Amy')]}]
['brother', 'sister']