[Wayne] and his sister [Theresa] stood in line at the fair. [Jacob] asked his father, [Wayne] to help him build a birdhouse.
('Theresa', 'Jacob')
[Wayne] and his sister [Theresa] stood in line at the fair. [Jacob] asked his father, [Wayne] to help him build a birdhouse.
[{('Theresa', 'nephew', 'Jacob'): [('Theresa', 'brother', 'Wayne'), ('Wayne', 'son', 'Jacob')]}]
['brother', 'son']