[Wayne] went hunting with his son, [Jeff]. [Jeff] bought flowers for his wife [Heidi].
('Heidi', 'Wayne')
[Jeff] bought flowers for his wife [Heidi]. [Wayne] went hunting with his son, [Jeff].
[{('Heidi', 'father-in-law', 'Wayne'): [('Heidi', 'husband', 'Jeff'), ('Jeff', 'father', 'Wayne')]}]
['husband', 'father']