[Allan] and his brother [John] played at jacks. [John]'s sister, [Elsie], was crying, so he told her a joke. She laughed, and felt better. [Pedro] is [Robert]'s Brother. [Elsie] called her dad [Robert] to pick her up from school.
('Allan', 'Pedro')
[Allan] and his brother [John] played at jacks. [John]'s sister, [Elsie], was crying, so he told her a joke. She laughed, and felt better. [Elsie] called her dad [Robert] to pick her up from school. [Pedro] is [Robert]'s Brother.
[{('Allan', 'uncle', 'Pedro'): [('Allan', 'father', 'Robert'), ('Robert', 'brother', 'Pedro')]}, {('Allan', 'father', 'Robert'): [('Allan', 'sister', 'Elsie'), ('Elsie', 'father', 'Robert')]}, {('Allan', 'sister', 'Elsie'): [('Allan', 'brother', 'John'), ('John', 'sister', 'Elsie')]}]
['brother', 'sister', 'father', 'brother']