[Lillian] watched her son, [Douglas], playing in the yard. [Ashley], [Douglas]'s grandmother, was also keeping an eye on the boy.
('Lillian', 'Ashley')
[Lillian] watched her son, [Douglas], playing in the yard. [Ashley], [Douglas]'s grandmother, was also keeping an eye on the boy.
[{('Lillian', 'mother', 'Ashley'): [('Lillian', 'son', 'Douglas'), ('Douglas', 'grandmother', 'Ashley')]}]
['son', 'grandmother']