[Frances] takes her son [Hugh] to the park every Saturday. [Wesley] and his sister [Cindy] stood in line at the fair. [Wesley]'s mother [Frances] was present at the thanksgiving service.
('Cindy', 'Hugh')
[Wesley] and his sister [Cindy] stood in line at the fair. [Wesley]'s mother [Frances] was present at the thanksgiving service. [Frances] takes her son [Hugh] to the park every Saturday.
[{('Cindy', 'brother', 'Hugh'): [('Cindy', 'brother', 'Wesley'), ('Wesley', 'brother', 'Hugh')]}, {('Wesley', 'brother', 'Hugh'): [('Wesley', 'mother', 'Frances'), ('Frances', 'son', 'Hugh')]}]
['brother', 'mother', 'son']