[Andrea] was wondering where her husband [Joseph] was. It turns out he was eating lunch with his brother [Clarence] and [Clarence]'s mother [Lynn].
('Andrea', 'Lynn')
[Andrea] was wondering where her husband [Joseph] was. It turns out he was eating lunch with his brother [Clarence] and [Clarence]'s mother [Lynn].
[{('Andrea', 'mother-in-law', 'Lynn'): [('Andrea', 'husband', 'Joseph'), ('Joseph', 'mother', 'Lynn')]}, {('Joseph', 'mother', 'Lynn'): [('Joseph', 'brother', 'Clarence'), ('Clarence', 'mother', 'Lynn')]}]
['husband', 'brother', 'mother']