[Jennifer]'s father, [Nicholas], was running late picking up his daughter, [Emily], from school.
('Jennifer', 'Emily')
[Jennifer]'s father, [Nicholas], was running late picking up his daughter, [Emily], from school.
[{('Jennifer', 'sister', 'Emily'): [('Jennifer', 'father', 'Nicholas'), ('Nicholas', 'daughter', 'Emily')]}]
['father', 'daughter']