[Wayne] went to the zoo with his daughter [Heidi]. [Heidi]'s husband [Jeff] is afraid of animals and stayed in the car.
('Jeff', 'Wayne')
[Wayne] went to the zoo with his daughter [Heidi]. [Heidi]'s husband [Jeff] is afraid of animals and stayed in the car.
[{('Jeff', 'father-in-law', 'Wayne'): [('Jeff', 'wife', 'Heidi'), ('Heidi', 'father', 'Wayne')]}]
['wife', 'father']