[Martha] asked her sister, [Constance], to loan her some money. [Constance] then had to ask [Jacob], her brother, for a loan.
('Jacob', 'Martha')
[Martha] asked her sister, [Constance], to loan her some money. [Constance] then had to ask [Jacob], her brother, for a loan.
[{('Jacob', 'sister', 'Martha'): [('Jacob', 'sister', 'Constance'), ('Constance', 'sister', 'Martha')]}]