[Heidi] and her mother [Nancy] went to volunteer at the homeless shelter last weekend. [Heidi] and her husband [Jeff] were expecting a baby. [Jeff] was hoping for a boy.
('Nancy', 'Jeff')
[Heidi] and her mother [Nancy] went to volunteer at the homeless shelter last weekend. [Heidi] and her husband [Jeff] were expecting a baby. [Jeff] was hoping for a boy.
[{('Nancy', 'son-in-law', 'Jeff'): [('Nancy', 'daughter', 'Heidi'), ('Heidi', 'husband', 'Jeff')]}]
['daughter', 'husband']