[Hugh] was walking with his mother, [Frances], and his daughter, [Evangeline]. [Evangeline]'s brother [Bobby] was with them, but he got distracted and he was lagging behind.
('Frances', 'Bobby')
[Hugh] was walking with his mother, [Frances], and his daughter, [Evangeline]. [Evangeline]'s brother [Bobby] was with them, but he got distracted and he was lagging behind.
[{('Frances', 'grandson', 'Bobby'): [('Frances', 'granddaughter', 'Evangeline'), ('Evangeline', 'brother', 'Bobby')]}, {('Frances', 'granddaughter', 'Evangeline'): [('Frances', 'son', 'Hugh'), ('Hugh', 'daughter', 'Evangeline')]}]
['son', 'daughter', 'brother']