[Linda] took her father [Wayne] to watch a movie together. [Wayne] decided to take his son, [Jacob], on a ski vacation.
('Linda', 'Jacob')
[Linda] took her father [Wayne] to watch a movie together. [Wayne] decided to take his son, [Jacob], on a ski vacation.
[{('Linda', 'brother', 'Jacob'): [('Linda', 'father', 'Wayne'), ('Wayne', 'son', 'Jacob')]}]
['father', 'son']