[Harold] was shopping for a new dress for his daughter [Marie]. [Harold] took his daughter [Marie] and son [Louis] to the beach. [Pedro] and [Louis] are brothers. they like to spend time together
('Harold', 'Pedro')
[Harold] was shopping for a new dress for his daughter [Marie]. [Harold] took his daughter [Marie] and son [Louis] to the beach. [Pedro] and [Louis] are brothers. they like to spend time together
[{('Harold', 'son', 'Pedro'): [('Harold', 'daughter', 'Marie'), ('Marie', 'brother', 'Pedro')]}, {('Marie', 'brother', 'Pedro'): [('Marie', 'brother', 'Louis'), ('Louis', 'brother', 'Pedro')]}, {('Marie', 'brother', 'Louis'): [('Marie', 'father', 'Harold'), ('Harold', 'son', 'Louis')]}]
['daughter', 'father', 'son', 'brother']