[David] asked her husband, [Hugh], to talk to his son [Bobby]. [Bobby] had been teasing his sister [Gloria], and [David] wanted this to stop.
('David', 'Gloria')
[David] asked her husband, [Hugh], to talk to his son [Bobby]. [Bobby] had been teasing his sister [Gloria], and [David] wanted this to stop.
[{('David', 'daughter', 'Gloria'): [('David', 'husband', 'Hugh'), ('Hugh', 'daughter', 'Gloria')]}, {('Hugh', 'daughter', 'Gloria'): [('Hugh', 'son', 'Bobby'), ('Bobby', 'sister', 'Gloria')]}]
['husband', 'son', 'sister']