[David] went to dinner with her husband [Hugh]. [David] is [Michael]'s mother. She takes very good care of him. [Hugh] was shopping for a new dress for his daughter [Marie].
('Michael', 'Marie')
[David] is [Michael]'s mother. She takes very good care of him. [David] went to dinner with her husband [Hugh]. [Hugh] was shopping for a new dress for his daughter [Marie].
[{('Michael', 'sister', 'Marie'): [('Michael', 'mother', 'David'), ('David', 'daughter', 'Marie')]}, {('David', 'daughter', 'Marie'): [('David', 'husband', 'Hugh'), ('Hugh', 'daughter', 'Marie')]}]
['mother', 'husband', 'daughter']