[Beverly] is a sister of [Robert]. [Robert] and his sister [Tracy] stood in line at the fair. [Aaron] got a gift for his brother calvin. [Bobby]'s mother, [Tracy], did n't like the gift and took it away from him.
('Aaron', 'Beverly')
[Aaron] got a gift for his brother calvin. [Bobby]'s mother, [Tracy], did n't like the gift and took it away from him. [Robert] and his sister [Tracy] stood in line at the fair. [Beverly] is a sister of [Robert].
[{('Aaron', 'aunt', 'Beverly'): [('Aaron', 'mother', 'Tracy'), ('Tracy', 'sister', 'Beverly')]}, {('Aaron', 'mother', 'Tracy'): [('Aaron', 'brother', 'Bobby'), ('Bobby', 'mother', 'Tracy')]}, {('Tracy', 'sister', 'Beverly'): [('Tracy', 'brother', 'Robert'), ('Robert', 'sister', 'Beverly')]}]
['brother', 'mother', 'brother', 'sister']