[Dennis] called his grandmother [Ashley] and told him he needed a ride to school. [Ashley] said she would come pick him up in a few minutes. [Amy] took her son, [Dennis], to go get baked goods from the local bakery.
('Amy', 'Ashley')
[Amy] took her son, [Dennis], to go get baked goods from the local bakery. [Dennis] called his grandmother [Ashley] and told him he needed a ride to school. [Ashley] said she would come pick him up in a few minutes.
[{('Amy', 'mother', 'Ashley'): [('Amy', 'son', 'Dennis'), ('Dennis', 'grandmother', 'Ashley')]}]
['son', 'grandmother']