[James] was very excited to meet his new grandson [Bobby]. [David] learned that her daughter [Marie] just got a new job. [David]'s son [Bobby] also works for the same company.
('James', 'Marie')
[James] was very excited to meet his new grandson [Bobby]. [David] learned that her daughter [Marie] just got a new job. [David]'s son [Bobby] also works for the same company.
[{('James', 'granddaughter', 'Marie'): [('James', 'grandson', 'Bobby'), ('Bobby', 'sister', 'Marie')]}, {('Bobby', 'sister', 'Marie'): [('Bobby', 'mother', 'David'), ('David', 'daughter', 'Marie')]}]
['grandson', 'mother', 'daughter']