[Heidi] gave her brother [Kevin] a ride to the mall. [Kevin] was looking to buy a father's day present for this dad, [Wayne].
('Heidi', 'Wayne')
[Heidi] gave her brother [Kevin] a ride to the mall. [Kevin] was looking to buy a father's day present for this dad, [Wayne].
[{('Heidi', 'father', 'Wayne'): [('Heidi', 'brother', 'Kevin'), ('Kevin', 'father', 'Wayne')]}]
['brother', 'father']