[Pamela] and her brother [Charles] went to the basketball game and had a great time. [James] surprised her wife [Frances] with tickets to a baseball game. [Frances] decided to take her grandson, [Charles], to the game.
('James', 'Pamela')
[James] surprised her wife [Frances] with tickets to a baseball game. [Frances] decided to take her grandson, [Charles], to the game. [Pamela] and her brother [Charles] went to the basketball game and had a great time.
[{('James', 'granddaughter', 'Pamela'): [('James', 'wife', 'Frances'), ('Frances', 'granddaughter', 'Pamela')]}, {('Frances', 'granddaughter', 'Pamela'): [('Frances', 'grandson', 'Charles'), ('Charles', 'sister', 'Pamela')]}]
['wife', 'grandson', 'sister']