[Roberto] and his dad [Pedro] went to the mall to buy a birthday present for [Dorothy]. It was also a Mother's Day gift. [Bernardo] is a man with a son named [Antonio]. [Antonio] and his nephew [Roberto] went hunting together last weekend.
('Dorothy', 'Bernardo')
[Roberto] and his dad [Pedro] went to the mall to buy a birthday present for [Dorothy]. It was also a Mother's Day gift. [Antonio] and his nephew [Roberto] went hunting together last weekend. [Bernardo] is a man with a son named [Antonio].
[{('Dorothy', 'nephew', 'Bernardo'): [('Dorothy', 'brother', 'Antonio'), ('Antonio', 'son', 'Bernardo')]}, {('Dorothy', 'brother', 'Antonio'): [('Dorothy', 'son', 'Roberto'), ('Roberto', 'uncle', 'Antonio')]}, {('Dorothy', 'son', 'Roberto'): [('Dorothy', 'husband', 'Pedro'), ('Pedro', 'son', 'Roberto')]}]
['husband', 'son', 'uncle', 'son']