[Lena] and her daughter [Pamela] went shopping together last Monday and they bought new shoes for [Lena]'s kids. [Hugh]'s mother [Frances] bought a Christmas gift for his sister, [Lena].
('Pamela', 'Frances')
[Lena] and her daughter [Pamela] went shopping together last Monday and they bought new shoes for [Lena]'s kids. [Hugh]'s mother [Frances] bought a Christmas gift for his sister, [Lena].
[{('Pamela', 'grandmother', 'Frances'): [('Pamela', 'mother', 'Lena'), ('Lena', 'mother', 'Frances')]}, {('Lena', 'mother', 'Frances'): [('Lena', 'brother', 'Hugh'), ('Hugh', 'mother', 'Frances')]}]
['mother', 'brother', 'mother']