[Samuel] is happy that his brother, [Paul], is becoming successful. [Beverly] and her son [Samuel] went to the zoo with [Beverly]'s brother [Antonio]. [Harold] and his grandson [Paul] love to go to the ball park.
('Antonio', 'Harold')
[Beverly] and her son [Samuel] went to the zoo with [Beverly]'s brother [Antonio]. [Samuel] is happy that his brother, [Paul], is becoming successful. [Harold] and his grandson [Paul] love to go to the ball park.
[{('Antonio', 'father', 'Harold'): [('Antonio', 'sister', 'Beverly'), ('Beverly', 'father', 'Harold')]}, {('Beverly', 'father', 'Harold'): [('Beverly', 'son', 'Samuel'), ('Samuel', 'grandfather', 'Harold')]}, {('Samuel', 'grandfather', 'Harold'): [('Samuel', 'brother', 'Paul'), ('Paul', 'grandfather', 'Harold')]}]
['sister', 'son', 'brother', 'grandfather']