[Lynn] invited her brother [Wesley], his wife [Lena] and their daughter [Tina] over for dinner last Sunday.
('Lynn', 'Tina')
[Lynn] invited her brother [Wesley], his wife [Lena] and their daughter [Tina] over for dinner last Sunday.
[{('Lynn', 'niece', 'Tina'): [('Lynn', 'brother', 'Wesley'), ('Wesley', 'daughter', 'Tina')]}, {('Wesley', 'daughter', 'Tina'): [('Wesley', 'wife', 'Lena'), ('Lena', 'daughter', 'Tina')]}]
['brother', 'wife', 'daughter']