[Richard] liked to talk about his sister, [Natasha]. [Frances] loves her grandson [Wayne]. [Wayne] loves her, too. [Wayne] needed his brother, [Richard], to help with a problem
('Frances', 'Natasha')
[Frances] loves her grandson [Wayne]. [Wayne] loves her, too. [Wayne] needed his brother, [Richard], to help with a problem [Richard] liked to talk about his sister, [Natasha].
[{('Frances', 'granddaughter', 'Natasha'): [('Frances', 'grandson', 'Richard'), ('Richard', 'sister', 'Natasha')]}, {('Frances', 'grandson', 'Richard'): [('Frances', 'grandson', 'Wayne'), ('Wayne', 'brother', 'Richard')]}]
['grandson', 'brother', 'sister']