[David] took her son [Johnson] to school this morning because he missed the bus. [Francisco] and his brother [Hugh] just talked on the phone for the first time in years. [Hugh] took his wife [David] on a cruise for their anniversary.
('Francisco', 'Johnson')
[Francisco] and his brother [Hugh] just talked on the phone for the first time in years. [Hugh] took his wife [David] on a cruise for their anniversary. [David] took her son [Johnson] to school this morning because he missed the bus.
[{('Francisco', 'nephew', 'Johnson'): [('Francisco', 'brother', 'Hugh'), ('Hugh', 'son', 'Johnson')]}, {('Hugh', 'son', 'Johnson'): [('Hugh', 'wife', 'David'), ('David', 'son', 'Johnson')]}]
['brother', 'wife', 'son']