[Timothy]'s wife [Ann] is happy to learn that [Timothy] will be coming home next week. [George] and his son [Timothy] went to the skating rink.
('Ann', 'George')
[Timothy]'s wife [Ann] is happy to learn that [Timothy] will be coming home next week. [George] and his son [Timothy] went to the skating rink.
[{('Ann', 'father-in-law', 'George'): [('Ann', 'husband', 'Timothy'), ('Timothy', 'father', 'George')]}]
['husband', 'father']