[Nancy]'s daughter [Louise] like to fish with [Nancy]'s brother, [Nicholas].
('Louise', 'Nicholas')
[Nancy]'s daughter [Louise] like to fish with [Nancy]'s brother, [Nicholas].
[{('Louise', 'uncle', 'Nicholas'): [('Louise', 'mother', 'Nancy'), ('Nancy', 'brother', 'Nicholas')]}]
['mother', 'brother']