[Nicholas] is one of [Theresa]'s brothers. They have lots of fun together. [Nicholas] 'son [Dennis] could not believe that his father bought him a coffee machine for his birthday.
('Theresa', 'Dennis')
[Nicholas] is one of [Theresa]'s brothers. They have lots of fun together. [Nicholas] 'son [Dennis] could not believe that his father bought him a coffee machine for his birthday.
[{('Theresa', 'nephew', 'Dennis'): [('Theresa', 'brother', 'Nicholas'), ('Nicholas', 'son', 'Dennis')]}]
['brother', 'son']