[Louis] played board games with his son [Samuel]. [Tracy] asked [Louis], her brother, if she could join. [Antonio] took his nephew [Samuel] to the park to play with his friends. [Harold] bought a dress for his daughter [Tracy].
('Harold', 'Antonio')
[Harold] bought a dress for his daughter [Tracy]. [Louis] played board games with his son [Samuel]. [Tracy] asked [Louis], her brother, if she could join. [Antonio] took his nephew [Samuel] to the park to play with his friends.
[{('Harold', 'son', 'Antonio'): [('Harold', 'son', 'Louis'), ('Louis', 'brother', 'Antonio')]}, {('Louis', 'brother', 'Antonio'): [('Louis', 'son', 'Samuel'), ('Samuel', 'uncle', 'Antonio')]}, {('Harold', 'son', 'Louis'): [('Harold', 'daughter', 'Tracy'), ('Tracy', 'brother', 'Louis')]}]
['daughter', 'brother', 'son', 'uncle']