[Louis] took his son [Samuel] to batting practice with his baseball team, but had to leave him there alone for an hour to pick up his daughter [Jennifer]. [Beverly] yelled at her daughter [Jennifer] for not talking out the trash. [Pedro] told his sister [Beverly] to calm down.
('Pedro', 'Samuel')
[Beverly] yelled at her daughter [Jennifer] for not talking out the trash. [Pedro] told his sister [Beverly] to calm down. [Louis] took his son [Samuel] to batting practice with his baseball team, but had to leave him there alone for an hour to pick up his daughter [Jennifer].
[{('Pedro', 'nephew', 'Samuel'): [('Pedro', 'sister', 'Beverly'), ('Beverly', 'son', 'Samuel')]}, {('Beverly', 'son', 'Samuel'): [('Beverly', 'daughter', 'Jennifer'), ('Jennifer', 'brother', 'Samuel')]}, {('Jennifer', 'brother', 'Samuel'): [('Jennifer', 'father', 'Louis'), ('Louis', 'son', 'Samuel')]}]
['sister', 'daughter', 'father', 'son']