[Francisco] and his wife [Cindy], were worried about their son [Pete]. [Pete]'s wife [Natasha] had told them he had been feeling poorly, but did n't want to go to the doctor.
('Francisco', 'Natasha')
[Francisco] and his wife [Cindy], were worried about their son [Pete]. [Pete]'s wife [Natasha] had told them he had been feeling poorly, but did n't want to go to the doctor.
[{('Francisco', 'daughter-in-law', 'Natasha'): [('Francisco', 'son', 'Pete'), ('Pete', 'wife', 'Natasha')]}, {('Francisco', 'son', 'Pete'): [('Francisco', 'wife', 'Cindy'), ('Cindy', 'son', 'Pete')]}]
['wife', 'son', 'wife']