[Roy] is madly in love with his wife. Her name is [Mary]. [Roy] took his grandson [Timmy] to the lake so they could feed the ducks.
('Mary', 'Timmy')
[Roy] is madly in love with his wife. Her name is [Mary]. [Roy] took his grandson [Timmy] to the lake so they could feed the ducks.
[{('Mary', 'grandson', 'Timmy'): [('Mary', 'husband', 'Roy'), ('Roy', 'grandson', 'Timmy')]}]