[Natalia] bought a Valentines day gift for her husband [Glen] and also got him a card. [Nicholas] and his son [Glen] went to the skating rink.
('Natalia', 'Nicholas')
[Natalia] bought a Valentines day gift for her husband [Glen] and also got him a card. [Nicholas] and his son [Glen] went to the skating rink.
[{('Natalia', 'father-in-law', 'Nicholas'): [('Natalia', 'husband', 'Glen'), ('Glen', 'father', 'Nicholas')]}]
['husband', 'father']