[Charles] was sad to learn that his sister [Pamela] was not going to make it to dinner like they had planned. [Wesley] loved teaching his son, [Charles], baseball. [Pamela] took her uncle [Hugh] to the grocery store.
('Wesley', 'Hugh')
[Wesley] loved teaching his son, [Charles], baseball. [Charles] was sad to learn that his sister [Pamela] was not going to make it to dinner like they had planned. [Pamela] took her uncle [Hugh] to the grocery store.
[{('Wesley', 'brother', 'Hugh'): [('Wesley', 'daughter', 'Pamela'), ('Pamela', 'uncle', 'Hugh')]}, {('Wesley', 'daughter', 'Pamela'): [('Wesley', 'son', 'Charles'), ('Charles', 'sister', 'Pamela')]}]
['son', 'sister', 'uncle']