[Hugh] took his daughter [Marie] to the store [James] and his son [Hugh] went to the store to by bread. [Lynn] and her father [James] went to the park. They had a wonderful time there, feeding the ducks.
('Lynn', 'Marie')
[Lynn] and her father [James] went to the park. They had a wonderful time there, feeding the ducks. [James] and his son [Hugh] went to the store to by bread. [Hugh] took his daughter [Marie] to the store
[{('Lynn', 'niece', 'Marie'): [('Lynn', 'brother', 'Hugh'), ('Hugh', 'daughter', 'Marie')]}, {('Lynn', 'brother', 'Hugh'): [('Lynn', 'father', 'James'), ('James', 'son', 'Hugh')]}]
['father', 'son', 'daughter']