[Beverly] was unhappy with her son, [Samuel], and his grades. She enlisted a tutor to help him. [Louis] woke up and said hello to his wife, [Beverly]. [Louis] bought a book for his father [Harold]. [Samuel] went to visit his aunt [Marie] over the holiday and she gave him a present.
('Harold', 'Marie')
[Louis] bought a book for his father [Harold]. [Louis] woke up and said hello to his wife, [Beverly]. [Beverly] was unhappy with her son, [Samuel], and his grades. She enlisted a tutor to help him. [Samuel] went to visit his aunt [Marie] over the holiday and she gave him a present.
[{('Harold', 'daughter', 'Marie'): [('Harold', 'son', 'Louis'), ('Louis', 'sister', 'Marie')]}, {('Louis', 'sister', 'Marie'): [('Louis', 'son', 'Samuel'), ('Samuel', 'aunt', 'Marie')]}, {('Louis', 'son', 'Samuel'): [('Louis', 'wife', 'Beverly'), ('Beverly', 'son', 'Samuel')]}]
['son', 'wife', 'son', 'aunt']