[Natasha], [Richard]'s sister, was helping him around the house. Her brother [Wayne] was helping out too. [Richard] loved going to the park with his grandmother, [Frances].
('Frances', 'Wayne')
[Richard] loved going to the park with his grandmother, [Frances]. [Natasha], [Richard]'s sister, was helping him around the house. Her brother [Wayne] was helping out too.
[{('Frances', 'grandson', 'Wayne'): [('Frances', 'grandson', 'Richard'), ('Richard', 'brother', 'Wayne')]}, {('Richard', 'brother', 'Wayne'): [('Richard', 'sister', 'Natasha'), ('Natasha', 'brother', 'Wayne')]}]
['grandson', 'sister', 'brother']