[Lillian]'s daughter [Ann] and brother [Dale] went to the shooting range today.
('Dale', 'Ann')
[Lillian]'s daughter [Ann] and brother [Dale] went to the shooting range today.
[{('Dale', 'niece', 'Ann'): [('Dale', 'sister', 'Lillian'), ('Lillian', 'daughter', 'Ann')]}]
['sister', 'daughter']