[Antonio] and his brother [Pedro] both played soccer. [Antonio] was faster, but [Pedro] had a better shot, so they complemented each other well. [Pedro] is helping his son study. His name is [Jerome]. [Beverly] was mad at her brother [Robert], because [Robert] had called her fat. [Beverly] invited her nephew, [Jerome], over for dinner.
('Antonio', 'Robert')
[Antonio] and his brother [Pedro] both played soccer. [Antonio] was faster, but [Pedro] had a better shot, so they complemented each other well. [Pedro] is helping his son study. His name is [Jerome]. [Beverly] invited her nephew, [Jerome], over for dinner. [Beverly] was mad at her brother [Robert], because [Robert] had called her fat.
[{('Antonio', 'brother', 'Robert'): [('Antonio', 'sister', 'Beverly'), ('Beverly', 'brother', 'Robert')]}, {('Antonio', 'sister', 'Beverly'): [('Antonio', 'brother', 'Pedro'), ('Pedro', 'sister', 'Beverly')]}, {('Pedro', 'sister', 'Beverly'): [('Pedro', 'son', 'Jerome'), ('Jerome', 'aunt', 'Beverly')]}]
['brother', 'son', 'aunt', 'brother']