[Lillian] was playing in the sandbox with her brother [Wayne]. [Wayne] loves his daughter [Louise].
('Lillian', 'Louise')
[Lillian] was playing in the sandbox with her brother [Wayne]. [Wayne] loves his daughter [Louise].
[{('Lillian', 'niece', 'Louise'): [('Lillian', 'brother', 'Wayne'), ('Wayne', 'daughter', 'Louise')]}]
['brother', 'daughter']