[Linda] was sick, so her husband [Kevin] was making dinner. [Kevin]'s father, [Wayne], was helping too.
('Linda', 'Wayne')
[Linda] was sick, so her husband [Kevin] was making dinner. [Kevin]'s father, [Wayne], was helping too.
[{('Linda', 'father-in-law', 'Wayne'): [('Linda', 'husband', 'Kevin'), ('Kevin', 'father', 'Wayne')]}]
['husband', 'father']