[Joshua]'s father, [James], bought him some ice cream. [Joshua] and his sister [Cindy] went to brunch today at the new diner. [Wesley] did n't get along very well with his sister [Cindy] for some reason.
('Wesley', 'James')
[Wesley] did n't get along very well with his sister [Cindy] for some reason. [Joshua] and his sister [Cindy] went to brunch today at the new diner. [Joshua]'s father, [James], bought him some ice cream.
[{('Wesley', 'father', 'James'): [('Wesley', 'sister', 'Cindy'), ('Cindy', 'father', 'James')]}, {('Cindy', 'father', 'James'): [('Cindy', 'brother', 'Joshua'), ('Joshua', 'father', 'James')]}]
['sister', 'brother', 'father']