[Pamela] is excited to attend the ceremony where her granddaughter [Frances] is graduating. [Pamela] loves her brother [Chris]. [Chris] is going to the arcade with his sister, [Martha].
('Frances', 'Martha')
[Pamela] is excited to attend the ceremony where her granddaughter [Frances] is graduating. [Pamela] loves her brother [Chris]. [Chris] is going to the arcade with his sister, [Martha].
[{('Frances', 'granddaughter', 'Martha'): [('Frances', 'grandson', 'Chris'), ('Chris', 'sister', 'Martha')]}, {('Frances', 'grandson', 'Chris'): [('Frances', 'granddaughter', 'Pamela'), ('Pamela', 'brother', 'Chris')]}]
['granddaughter', 'brother', 'sister']