[Harold] took his son [Robert] to school this morning because he missed the bus. [Elsie] was ill, that's why she could n't go to school. She was with her mother [Robert] all day. [Marie]'s daughter, [Michelle], just graduated high school. [Elsie] was celebrating her birthday with her mother [Marie].
('Harold', 'Michelle')
[Harold] took his son [Robert] to school this morning because he missed the bus. [Elsie] was ill, that's why she could n't go to school. She was with her mother [Robert] all day. [Elsie] was celebrating her birthday with her mother [Marie]. [Marie]'s daughter, [Michelle], just graduated high school.
[{('Harold', 'granddaughter', 'Michelle'): [('Harold', 'son', 'Robert'), ('Robert', 'daughter', 'Michelle')]}, {('Robert', 'daughter', 'Michelle'): [('Robert', 'daughter', 'Elsie'), ('Elsie', 'sister', 'Michelle')]}, {('Elsie', 'sister', 'Michelle'): [('Elsie', 'mother', 'Marie'), ('Marie', 'daughter', 'Michelle')]}]
['son', 'daughter', 'mother', 'daughter']