[John] and his brother [Timothy] were playing in the room. [Clarence] told [John] that he need to talk to him in private, so [John] left the room to talk to his grandfather.
('Clarence', 'Timothy')
[John] and his brother [Timothy] were playing in the room. [Clarence] told [John] that he need to talk to him in private, so [John] left the room to talk to his grandfather.
[{('Clarence', 'grandson', 'Timothy'): [('Clarence', 'grandson', 'John'), ('John', 'brother', 'Timothy')]}]
['grandson', 'brother']