[Harold]'s son is [Louis]. [Louis] and his father always go fishing together on Sundays and have a great time together. [Robert] is married to a special woman. Her name is [Marie]. [Robert] took his daughter [Michelle] to see her grandfather [Harold] after school yesterday.
('Marie', 'Louis')
[Robert] is married to a special woman. Her name is [Marie]. [Robert] took his daughter [Michelle] to see her grandfather [Harold] after school yesterday. [Harold]'s son is [Louis]. [Louis] and his father always go fishing together on Sundays and have a great time together.
[{('Marie', 'brother', 'Louis'): [('Marie', 'father', 'Harold'), ('Harold', 'son', 'Louis')]}, {('Marie', 'father', 'Harold'): [('Marie', 'daughter', 'Michelle'), ('Michelle', 'grandfather', 'Harold')]}, {('Marie', 'daughter', 'Michelle'): [('Marie', 'husband', 'Robert'), ('Robert', 'daughter', 'Michelle')]}]
['husband', 'daughter', 'grandfather', 'son']