[Pedro] called his brother [Louis] and invited him to his son [Jeffrey]'s football game. [Rebecca] was unhappy that her mother [Dorothy] did n't let her have a sleepover. But [Dorothy] let her son [Jeffrey] spend the night out, which made [Rebecca] feel jealous.
('Rebecca', 'Louis')
[Rebecca] was unhappy that her mother [Dorothy] did n't let her have a sleepover. But [Dorothy] let her son [Jeffrey] spend the night out, which made [Rebecca] feel jealous. [Pedro] called his brother [Louis] and invited him to his son [Jeffrey]'s football game.
[{('Rebecca', 'uncle', 'Louis'): [('Rebecca', 'mother', 'Dorothy'), ('Dorothy', 'brother', 'Louis')]}, {('Dorothy', 'brother', 'Louis'): [('Dorothy', 'son', 'Jeffrey'), ('Jeffrey', 'uncle', 'Louis')]}, {('Jeffrey', 'uncle', 'Louis'): [('Jeffrey', 'father', 'Pedro'), ('Pedro', 'brother', 'Louis')]}]
['mother', 'son', 'father', 'brother']