[Tony] asked his mother [Theresa] where babies came from. [Theresa] told him they came from the stork. [Theresa]'s son, [Nicolas], recently started a pawn shop.
('Tony', 'Nicolas')
[Tony] asked his mother [Theresa] where babies came from. [Theresa] told him they came from the stork. [Theresa]'s son, [Nicolas], recently started a pawn shop.
[{('Tony', 'brother', 'Nicolas'): [('Tony', 'mother', 'Theresa'), ('Theresa', 'son', 'Nicolas')]}]
['mother', 'son']