[Andrea] and her sister [Juanita] both wanted to play with the same doll. [Andrea]'s mother, [Lynn], told them to share. [Clarence] took his wife [Juanita] to the new restaurant for dinner last Saturday.
('Clarence', 'Lynn')
[Clarence] took his wife [Juanita] to the new restaurant for dinner last Saturday. [Andrea] and her sister [Juanita] both wanted to play with the same doll. [Andrea]'s mother, [Lynn], told them to share.
[{('Clarence', 'mother-in-law', 'Lynn'): [('Clarence', 'wife', 'Juanita'), ('Juanita', 'mother', 'Lynn')]}, {('Juanita', 'mother', 'Lynn'): [('Juanita', 'sister', 'Andrea'), ('Andrea', 'mother', 'Lynn')]}]
['wife', 'sister', 'mother']