[Dolores] and her sister [Felicia] were getting together this weekend so that they could go hiking together they had n't spent time together alone in a while. [Joseph] likes playing catch with his sister [Dolores], but his brother [Clarence] never wants to play.
('Felicia', 'Clarence')
[Dolores] and her sister [Felicia] were getting together this weekend so that they could go hiking together they had n't spent time together alone in a while. [Joseph] likes playing catch with his sister [Dolores], but his brother [Clarence] never wants to play.
[{('Felicia', 'brother', 'Clarence'): [('Felicia', 'sister', 'Dolores'), ('Dolores', 'brother', 'Clarence')]}, {('Dolores', 'brother', 'Clarence'): [('Dolores', 'brother', 'Joseph'), ('Joseph', 'brother', 'Clarence')]}]
['sister', 'brother', 'brother']