[Martha] and [Lois] took [Martha]'s daughter [Renee] to their family's land in Germany for a summer vacation.
('Lois', 'Renee')
[Martha] and [Lois] took [Martha]'s daughter [Renee] to their family's land in Germany for a summer vacation.
[{('Lois', 'niece', 'Renee'): [('Lois', 'sister', 'Martha'), ('Martha', 'daughter', 'Renee')]}]