[Jeff] came to visit his wife [Heidi] for lunch today. [Heidi] invited her father [Wayne] to her high school father daughter dance.
('Wayne', 'Jeff')
[Heidi] invited her father [Wayne] to her high school father daughter dance. [Jeff] came to visit his wife [Heidi] for lunch today.
[{('Wayne', 'son-in-law', 'Jeff'): [('Wayne', 'daughter', 'Heidi'), ('Heidi', 'husband', 'Jeff')]}]
['daughter', 'husband']