[Brandon] was excited for his father, [Hugh], to see him perform in the school play. [Hugh]'s sister, [Lena], also wanted to see [Brandon] perform. [David] loves to make cookies for her son. His name is [Brandon].
('David', 'Lena')
[David] loves to make cookies for her son. His name is [Brandon]. [Brandon] was excited for his father, [Hugh], to see him perform in the school play. [Hugh]'s sister, [Lena], also wanted to see [Brandon] perform.
[{('David', 'sister', 'Lena'): [('David', 'son', 'Brandon'), ('Brandon', 'aunt', 'Lena')]}, {('Brandon', 'aunt', 'Lena'): [('Brandon', 'father', 'Hugh'), ('Hugh', 'sister', 'Lena')]}]
['son', 'father', 'sister']