[Marie] was playing in the sandbox with her brother [Louis]. [Louis] bought a dress for his daughter [Nettie]. [Harold] took his daughter, [Marie], to the father daughter dance at church. [Nettie] does n't like having to babysit her younger brother, [Paul].
('Harold', 'Paul')
[Harold] took his daughter, [Marie], to the father daughter dance at church. [Marie] was playing in the sandbox with her brother [Louis]. [Louis] bought a dress for his daughter [Nettie]. [Nettie] does n't like having to babysit her younger brother, [Paul].
[{('Harold', 'grandson', 'Paul'): [('Harold', 'son', 'Louis'), ('Louis', 'son', 'Paul')]}, {('Louis', 'son', 'Paul'): [('Louis', 'daughter', 'Nettie'), ('Nettie', 'brother', 'Paul')]}, {('Harold', 'son', 'Louis'): [('Harold', 'daughter', 'Marie'), ('Marie', 'brother', 'Louis')]}]
['daughter', 'brother', 'daughter', 'brother']