[David] could not find her brother [Joshua]. She later found him with their mother [Frances] in the store. [Wesley]'s brother, [Joshua], recently got elected as a senator.
('Frances', 'Wesley')
[David] could not find her brother [Joshua]. She later found him with their mother [Frances] in the store. [Wesley]'s brother, [Joshua], recently got elected as a senator.
[{('Frances', 'son', 'Wesley'): [('Frances', 'son', 'Joshua'), ('Joshua', 'brother', 'Wesley')]}, {('Frances', 'son', 'Joshua'): [('Frances', 'daughter', 'David'), ('David', 'brother', 'Joshua')]}]
['daughter', 'brother', 'brother']