[Frances] spent the day with her grandson [Joseph]. They had a good time watching movies. [Clarence] likes to go fishing with his sister. Her name is [Felicia]. [Clarence] took his brother [Joseph] to get lunch at a local diner.
('Frances', 'Felicia')
[Frances] spent the day with her grandson [Joseph]. They had a good time watching movies. [Clarence] took his brother [Joseph] to get lunch at a local diner. [Clarence] likes to go fishing with his sister. Her name is [Felicia].
[{('Frances', 'granddaughter', 'Felicia'): [('Frances', 'grandson', 'Joseph'), ('Joseph', 'sister', 'Felicia')]}, {('Joseph', 'sister', 'Felicia'): [('Joseph', 'brother', 'Clarence'), ('Clarence', 'sister', 'Felicia')]}]
['grandson', 'brother', 'sister']