[Francisco] took his son [Pete] to soccer practice. [Pete] has an aunt named [David]. [Joshua] is one of [David]'s brothers. They have lots of fun together.
('Francisco', 'Joshua')
[Francisco] took his son [Pete] to soccer practice. [Pete] has an aunt named [David]. [Joshua] is one of [David]'s brothers. They have lots of fun together.
[{('Francisco', 'brother', 'Joshua'): [('Francisco', 'sister', 'David'), ('David', 'brother', 'Joshua')]}, {('Francisco', 'sister', 'David'): [('Francisco', 'son', 'Pete'), ('Pete', 'aunt', 'David')]}]
['son', 'aunt', 'brother']