[Dolores] invited her mother, [Lynn], to dinner and extended the invitation to [Lynn]'s son, [Clarence]. [Joseph] and his brother [Clarence] decided to play paintball on Saturday.
('Dolores', 'Joseph')
[Dolores] invited her mother, [Lynn], to dinner and extended the invitation to [Lynn]'s son, [Clarence]. [Joseph] and his brother [Clarence] decided to play paintball on Saturday.
[{('Dolores', 'brother', 'Joseph'): [('Dolores', 'brother', 'Clarence'), ('Clarence', 'brother', 'Joseph')]}, {('Dolores', 'brother', 'Clarence'): [('Dolores', 'mother', 'Lynn'), ('Lynn', 'son', 'Clarence')]}]
['mother', 'son', 'brother']