[Bernardo] and his sister [Bettie] stood in line at the fair. [Bettie] and her mother [Tracy] drove out to the family farm to visit [Tracy]'s mother, [Shantel]. [Bettie] is a sister of [Bernardo].
('Bettie', 'Shantel')
[Bernardo] and his sister [Bettie] stood in line at the fair. [Bettie] is a sister of [Bernardo]. [Bettie] and her mother [Tracy] drove out to the family farm to visit [Tracy]'s mother, [Shantel].
[{('Bettie', 'grandmother', 'Shantel'): [('Bettie', 'brother', 'Bernardo'), ('Bernardo', 'grandmother', 'Shantel')]}, {('Bernardo', 'grandmother', 'Shantel'): [('Bernardo', 'mother', 'Tracy'), ('Tracy', 'mother', 'Shantel')]}, {('Bernardo', 'mother', 'Tracy'): [('Bernardo', 'sister', 'Bettie'), ('Bettie', 'mother', 'Tracy')]}]
['brother', 'sister', 'mother', 'mother']