[John] was so excited to give his mother, [Lillian], a really nice card for Mother's Day. He loves her very much. [Lillian] went on a vacation with her brother [Dale].
('John', 'Dale')
[John] was so excited to give his mother, [Lillian], a really nice card for Mother's Day. He loves her very much. [Lillian] went on a vacation with her brother [Dale].
[{('John', 'uncle', 'Dale'): [('John', 'mother', 'Lillian'), ('Lillian', 'brother', 'Dale')]}]
['mother', 'brother']