[Marie] and her daughter [Lizzie] went out for ice cream. [Marie] got a cone and [Lizzie] got a sundae. [Lizzie] gave her Aunt [Tracy] a kiss. [Paul] and his father [Louis] went jogging by the lake. [Marie] loves playing checkers with her sister's son. His name is [Paul].
('Louis', 'Tracy')
[Paul] and his father [Louis] went jogging by the lake. [Marie] loves playing checkers with her sister's son. His name is [Paul]. [Marie] and her daughter [Lizzie] went out for ice cream. [Marie] got a cone and [Lizzie] got a sundae. [Lizzie] gave her Aunt [Tracy] a kiss.
[{('Louis', 'sister', 'Tracy'): [('Louis', 'sister', 'Marie'), ('Marie', 'sister', 'Tracy')]}, {('Marie', 'sister', 'Tracy'): [('Marie', 'daughter', 'Lizzie'), ('Lizzie', 'aunt', 'Tracy')]}, {('Louis', 'sister', 'Marie'): [('Louis', 'son', 'Paul'), ('Paul', 'aunt', 'Marie')]}]
['son', 'aunt', 'daughter', 'aunt']