[James] took his daughter [Lena] and son [Francisco] to the store. [Lena]'s brother [Hugh] showed up the the store later.
('Francisco', 'Hugh')
[James] took his daughter [Lena] and son [Francisco] to the store. [Lena]'s brother [Hugh] showed up the the store later.
[{('Francisco', 'brother', 'Hugh'): [('Francisco', 'sister', 'Lena'), ('Lena', 'brother', 'Hugh')]}, {('Francisco', 'sister', 'Lena'): [('Francisco', 'father', 'James'), ('James', 'daughter', 'Lena')]}]
['father', 'daughter', 'brother']