[Clarence] hired his daughter to work in the shop with him. His daughter brings her son [Douglas] with her to visit occasionally. [Douglas] is a man with a brother named [John].
('Clarence', 'John')
[Clarence] hired his daughter to work in the shop with him. His daughter brings her son [Douglas] with her to visit occasionally. [Douglas] is a man with a brother named [John].
[{('Clarence', 'grandson', 'John'): [('Clarence', 'grandson', 'Douglas'), ('Douglas', 'brother', 'John')]}]
['grandson', 'brother']