[Brent] and his wife [Margaret] decided not to have kids. [John] is proud of his son. His name is [Brent].
('Margaret', 'John')
[Brent] and his wife [Margaret] decided not to have kids. [John] is proud of his son. His name is [Brent].
[{('Margaret', 'father-in-law', 'John'): [('Margaret', 'husband', 'Brent'), ('Brent', 'father', 'John')]}]