[Ann] and her husband, [Timothy], are going to Florida for their second anniversary. [Timothy] bought a new refrigerator for his mother [Lillian].
('Ann', 'Lillian')
[Ann] and her husband, [Timothy], are going to Florida for their second anniversary. [Timothy] bought a new refrigerator for his mother [Lillian].
[{('Ann', 'mother-in-law', 'Lillian'): [('Ann', 'husband', 'Timothy'), ('Timothy', 'mother', 'Lillian')]}]
['husband', 'mother']