[Mario] and his sister [Lizzie] went to the park. [Marie] and her daughter [Elsie] are entering the competition together. [Marie] took her daughter [Lizzie] to school during the cold winter morning. [Shantel] is [Mario] 'grandmother.
('Shantel', 'Elsie')
[Shantel] is [Mario] 'grandmother. [Mario] and his sister [Lizzie] went to the park. [Marie] took her daughter [Lizzie] to school during the cold winter morning. [Marie] and her daughter [Elsie] are entering the competition together.
[{('Shantel', 'granddaughter', 'Elsie'): [('Shantel', 'grandson', 'Mario'), ('Mario', 'sister', 'Elsie')]}, {('Mario', 'sister', 'Elsie'): [('Mario', 'sister', 'Lizzie'), ('Lizzie', 'sister', 'Elsie')]}, {('Lizzie', 'sister', 'Elsie'): [('Lizzie', 'mother', 'Marie'), ('Marie', 'daughter', 'Elsie')]}]
['grandson', 'sister', 'mother', 'daughter']