[Bobby] and his brother [Johnson] went to the arcade. They had a wonderful time. [Bobby] loves his father, [Hugh], very much, and [Hugh] loves him. [Hugh]'s sister, [Lena], loves [Bobby] a whole lot, too.
('Johnson', 'Lena')
[Bobby] and his brother [Johnson] went to the arcade. They had a wonderful time. [Bobby] loves his father, [Hugh], very much, and [Hugh] loves him. [Hugh]'s sister, [Lena], loves [Bobby] a whole lot, too.
[{('Johnson', 'aunt', 'Lena'): [('Johnson', 'father', 'Hugh'), ('Hugh', 'sister', 'Lena')]}, {('Johnson', 'father', 'Hugh'): [('Johnson', 'brother', 'Bobby'), ('Bobby', 'father', 'Hugh')]}]
['brother', 'father', 'sister']