[Louis]'s son, [Samuel], had been misbehaving, so [Louis] had to spank him. [Bobby] is always excited when his Uncle [Pedro] visits him. [Pedro] and his brother [Louis] just talked on the phone for the first time in years. [Tracy] took her son [Bobby] to the football game.
('Tracy', 'Samuel')
[Tracy] took her son [Bobby] to the football game. [Bobby] is always excited when his Uncle [Pedro] visits him. [Pedro] and his brother [Louis] just talked on the phone for the first time in years. [Louis]'s son, [Samuel], had been misbehaving, so [Louis] had to spank him.
[{('Tracy', 'nephew', 'Samuel'): [('Tracy', 'brother', 'Louis'), ('Louis', 'son', 'Samuel')]}, {('Tracy', 'brother', 'Louis'): [('Tracy', 'brother', 'Pedro'), ('Pedro', 'brother', 'Louis')]}, {('Tracy', 'brother', 'Pedro'): [('Tracy', 'son', 'Bobby'), ('Bobby', 'uncle', 'Pedro')]}]
['son', 'uncle', 'brother', 'son']