[Beverly] took her younger sister [Marie] to the carnival last weekend. [Robert] is coaching his daughter [Michelle]'s softball team this summer. [Antonio] and his sister [Marie] went to the movies to watch the newest superhero flick. [Robert]'s sister [Beverly] asked him for some help planting her garden.
('Antonio', 'Michelle')
[Antonio] and his sister [Marie] went to the movies to watch the newest superhero flick. [Beverly] took her younger sister [Marie] to the carnival last weekend. [Robert]'s sister [Beverly] asked him for some help planting her garden. [Robert] is coaching his daughter [Michelle]'s softball team this summer.
[{('Antonio', 'niece', 'Michelle'): [('Antonio', 'brother', 'Robert'), ('Robert', 'daughter', 'Michelle')]}, {('Antonio', 'brother', 'Robert'): [('Antonio', 'sister', 'Beverly'), ('Beverly', 'brother', 'Robert')]}, {('Antonio', 'sister', 'Beverly'): [('Antonio', 'sister', 'Marie'), ('Marie', 'sister', 'Beverly')]}]
['sister', 'sister', 'brother', 'daughter']