[Pete]'s brother, [Richard], brought the car over to help him. [Francisco] loved his two children, [Pete] and [Anna].
('Anna', 'Richard')
[Francisco] loved his two children, [Pete] and [Anna]. [Pete]'s brother, [Richard], brought the car over to help him.
[{('Anna', 'brother', 'Richard'): [('Anna', 'father', 'Francisco'), ('Francisco', 'son', 'Richard')]}, {('Francisco', 'son', 'Richard'): [('Francisco', 'son', 'Pete'), ('Pete', 'brother', 'Richard')]}]
['father', 'son', 'brother']