[Nancy] was so glad to travel with her son, [Jacob]. He made the trip enjoyable. [Jacob] and his wife [Louise] went to a lovely anniversary dinner.
('Louise', 'Nancy')
[Jacob] and his wife [Louise] went to a lovely anniversary dinner. [Nancy] was so glad to travel with her son, [Jacob]. He made the trip enjoyable.
[{('Louise', 'mother-in-law', 'Nancy'): [('Louise', 'husband', 'Jacob'), ('Jacob', 'mother', 'Nancy')]}]
['husband', 'mother']