[Nicholas] bought a dress for his daughter [Mary]. [Mary] loves the company [Milton]. [Milton] has been married to [Mary] for 5 years.
('Nicholas', 'Milton')
[Nicholas] bought a dress for his daughter [Mary]. [Mary] loves the company [Milton]. [Milton] has been married to [Mary] for 5 years.
[{('Nicholas', 'son-in-law', 'Milton'): [('Nicholas', 'daughter', 'Mary'), ('Mary', 'husband', 'Milton')]}]
['daughter', 'husband']