[Douglas]'s mom, [Lillian], needed his help painting, but his wife, [April], helped instead.
('April', 'Lillian')
[Douglas]'s mom, [Lillian], needed his help painting, but his wife, [April], helped instead.
[{('April', 'mother-in-law', 'Lillian'): [('April', 'husband', 'Douglas'), ('Douglas', 'mother', 'Lillian')]}]
['husband', 'mother']