[Newton] often goes out for lunch with his sister, [Geraldine]. [Roy] took his grandson [Newton] to the lake so they could feed the ducks.
('Roy', 'Geraldine')
[Roy] took his grandson [Newton] to the lake so they could feed the ducks. [Newton] often goes out for lunch with his sister, [Geraldine].
[{('Roy', 'granddaughter', 'Geraldine'): [('Roy', 'grandson', 'Newton'), ('Newton', 'sister', 'Geraldine')]}]