[Pedro] and his wife [Dorothy] went on vacation last month and took [Dorothy]'s daughter [Rebecca] and [Pedro]'s daughter [Annie] with them. [Marie] likes to make mini pies for her niece, [Rebecca].
('Annie', 'Marie')
[Pedro] and his wife [Dorothy] went on vacation last month and took [Dorothy]'s daughter [Rebecca] and [Pedro]'s daughter [Annie] with them. [Marie] likes to make mini pies for her niece, [Rebecca].
[{('Annie', 'aunt', 'Marie'): [('Annie', 'father', 'Pedro'), ('Pedro', 'sister', 'Marie')]}, {('Pedro', 'sister', 'Marie'): [('Pedro', 'daughter', 'Rebecca'), ('Rebecca', 'aunt', 'Marie')]}, {('Pedro', 'daughter', 'Rebecca'): [('Pedro', 'wife', 'Dorothy'), ('Dorothy', 'daughter', 'Rebecca')]}]
['father', 'wife', 'daughter', 'aunt']