[Bobby]'s mother, [Tracy], took flowers to her sister, [Marie]. [Marie] would deliver them to her mother, [Shantel]. [Shantel] took her son [Louis] to the park.
('Louis', 'Bobby')
[Shantel] took her son [Louis] to the park. [Bobby]'s mother, [Tracy], took flowers to her sister, [Marie]. [Marie] would deliver them to her mother, [Shantel].
[{('Louis', 'nephew', 'Bobby'): [('Louis', 'sister', 'Tracy'), ('Tracy', 'son', 'Bobby')]}, {('Louis', 'sister', 'Tracy'): [('Louis', 'mother', 'Shantel'), ('Shantel', 'daughter', 'Tracy')]}, {('Shantel', 'daughter', 'Tracy'): [('Shantel', 'daughter', 'Marie'), ('Marie', 'sister', 'Tracy')]}]
['mother', 'daughter', 'sister', 'son']