[Wayne] took his daughter [Lorraine] and son [Jeff] to the beach.
('Lorraine', 'Jeff')
[Wayne] took his daughter [Lorraine] and son [Jeff] to the beach.
[{('Lorraine', 'brother', 'Jeff'): [('Lorraine', 'father', 'Wayne'), ('Wayne', 'son', 'Jeff')]}]
['father', 'son']