[Wesley] bought a book for his son [Charles]. [Martha] and her grandmother, [Frances], were baking cookies. [Wesley], [Martha]'s father, called into the kitchen and asked when the cookies would be ready.
('Charles', 'Frances')
[Wesley] bought a book for his son [Charles]. [Martha] and her grandmother, [Frances], were baking cookies. [Wesley], [Martha]'s father, called into the kitchen and asked when the cookies would be ready.
[{('Charles', 'grandmother', 'Frances'): [('Charles', 'sister', 'Martha'), ('Martha', 'grandmother', 'Frances')]}, {('Charles', 'sister', 'Martha'): [('Charles', 'father', 'Wesley'), ('Wesley', 'daughter', 'Martha')]}]
['father', 'daughter', 'grandmother']