[Mary] and her husband [Milton] will be celebrating 30 years of marriage this month. [Milton] asked his father [Nicholas] if he could borrow some money.
('Mary', 'Nicholas')
[Mary] and her husband [Milton] will be celebrating 30 years of marriage this month. [Milton] asked his father [Nicholas] if he could borrow some money.
[{('Mary', 'father-in-law', 'Nicholas'): [('Mary', 'husband', 'Milton'), ('Milton', 'father', 'Nicholas')]}]
['husband', 'father']