[David] has a lovely sister named [Lynn] and [David]'s mother is [Frances] [Lynn] was mad at her brother [Wesley], because [Wesley] had called her fat.
('Frances', 'Wesley')
[David] has a lovely sister named [Lynn] and [David]'s mother is [Frances] [Lynn] was mad at her brother [Wesley], because [Wesley] had called her fat.
[{('Frances', 'son', 'Wesley'): [('Frances', 'daughter', 'Lynn'), ('Lynn', 'brother', 'Wesley')]}, {('Frances', 'daughter', 'Lynn'): [('Frances', 'daughter', 'David'), ('David', 'sister', 'Lynn')]}]
['daughter', 'sister', 'brother']