[Dennis] asked his father [Nicholas] if he could have a video game and he said okay. [Ashley] took her son [Nicholas] to the mall to shop for school clothes.
('Ashley', 'Dennis')
[Ashley] took her son [Nicholas] to the mall to shop for school clothes. [Dennis] asked his father [Nicholas] if he could have a video game and he said okay.
[{('Ashley', 'grandson', 'Dennis'): [('Ashley', 'son', 'Nicholas'), ('Nicholas', 'son', 'Dennis')]}]
['son', 'son']