[Frances] took her grandson [Wilhelmina] to the zoo. He loved feeding the monkeys. [Wayne] took his sisters [Wilhelmina] and [Natasha] on a hiking trip last weekend.
('Natasha', 'Frances')
[Wayne] took his sisters [Wilhelmina] and [Natasha] on a hiking trip last weekend. [Frances] took her grandson [Wilhelmina] to the zoo. He loved feeding the monkeys.
[{('Natasha', 'grandmother', 'Frances'): [('Natasha', 'sister', 'Wilhelmina'), ('Wilhelmina', 'grandmother', 'Frances')]}, {('Natasha', 'sister', 'Wilhelmina'): [('Natasha', 'brother', 'Wayne'), ('Wayne', 'sister', 'Wilhelmina')]}]
['brother', 'sister', 'grandmother']