[Francisco] is picking up his niece [Marie] from school today because her parents are both working. [David]'s daughter, [Marie], asked her mom to read her a story. [Francisco] 'son [Richard] could not believe that his father bought him a coffee machine for his birthday.
('David', 'Richard')
[David]'s daughter, [Marie], asked her mom to read her a story. [Francisco] is picking up his niece [Marie] from school today because her parents are both working. [Francisco] 'son [Richard] could not believe that his father bought him a coffee machine for his birthday.
[{('David', 'nephew', 'Richard'): [('David', 'brother', 'Francisco'), ('Francisco', 'son', 'Richard')]}, {('David', 'brother', 'Francisco'): [('David', 'daughter', 'Marie'), ('Marie', 'uncle', 'Francisco')]}]
['daughter', 'uncle', 'son']