[Lillian] has a son named [Douglas]. [Douglas] idolizes his uncle, [Dale].
('Lillian', 'Dale')
[Lillian] has a son named [Douglas]. [Douglas] idolizes his uncle, [Dale].
[{('Lillian', 'brother', 'Dale'): [('Lillian', 'son', 'Douglas'), ('Douglas', 'uncle', 'Dale')]}]
['son', 'uncle']