[Louis] and his brother [Pedro] played at jacks. [Louis] hit his brother [Antonio] in the head. [Antonio] took his daughter [Laura] to softball practie. [Pedro]'s mother [Shantel] baked brownies for dessert after they had dinner.
('Laura', 'Shantel')
[Antonio] took his daughter [Laura] to softball practie. [Louis] hit his brother [Antonio] in the head. [Louis] and his brother [Pedro] played at jacks. [Pedro]'s mother [Shantel] baked brownies for dessert after they had dinner.
[{('Laura', 'grandmother', 'Shantel'): [('Laura', 'father', 'Antonio'), ('Antonio', 'mother', 'Shantel')]}, {('Antonio', 'mother', 'Shantel'): [('Antonio', 'brother', 'Pedro'), ('Pedro', 'mother', 'Shantel')]}, {('Antonio', 'brother', 'Pedro'): [('Antonio', 'brother', 'Louis'), ('Louis', 'brother', 'Pedro')]}]
['father', 'brother', 'brother', 'mother']