[Cindy] and her son [Leonard] met her husband [Francisco] at the restaurant. [Leonard]'s wife [Carrie] joined them later.
('Francisco', 'Carrie')
[Cindy] and her son [Leonard] met her husband [Francisco] at the restaurant. [Leonard]'s wife [Carrie] joined them later.
[{('Francisco', 'daughter-in-law', 'Carrie'): [('Francisco', 'son', 'Leonard'), ('Leonard', 'wife', 'Carrie')]}, {('Francisco', 'son', 'Leonard'): [('Francisco', 'wife', 'Cindy'), ('Cindy', 'son', 'Leonard')]}]
['wife', 'son', 'wife']