[David]'s biggest accomplishment is raising her son [Johnson]. [James] took her daughter [David] for ice cream. [Frances] and [James] have been happily married for seven years, and are looking forward to another seventy together.
('Frances', 'Johnson')
[Frances] and [James] have been happily married for seven years, and are looking forward to another seventy together. [James] took her daughter [David] for ice cream. [David]'s biggest accomplishment is raising her son [Johnson].
[{('Frances', 'grandson', 'Johnson'): [('Frances', 'daughter', 'David'), ('David', 'son', 'Johnson')]}, {('Frances', 'daughter', 'David'): [('Frances', 'husband', 'James'), ('James', 'daughter', 'David')]}]
['husband', 'daughter', 'son']