[Tina] called her mother [Lena] to let her know she will be back home soon. [Frances] took her daughter [Lena] to school during the cold winter morning. [Tina] invited her father [Wesley] to dinner.
('Wesley', 'Frances')
[Tina] invited her father [Wesley] to dinner. [Tina] called her mother [Lena] to let her know she will be back home soon. [Frances] took her daughter [Lena] to school during the cold winter morning.
[{('Wesley', 'mother', 'Frances'): [('Wesley', 'daughter', 'Tina'), ('Tina', 'grandmother', 'Frances')]}, {('Tina', 'grandmother', 'Frances'): [('Tina', 'mother', 'Lena'), ('Lena', 'mother', 'Frances')]}]
['daughter', 'mother', 'mother']