[Robert] went his brother to pick up his brother's daughter [Rebecca] from a birthday party. [Rebecca] called [Cheryl], her sister, to see if she wanted to go out to eat. [Allan] asked his son, [Robert], to help paint his house. [Dorothy] and her daughter [Cheryl] went out for ice cream. [Dorothy] got a cone and [Cheryl] got a sundae.
('Dorothy', 'Allan')
[Dorothy] and her daughter [Cheryl] went out for ice cream. [Dorothy] got a cone and [Cheryl] got a sundae. [Rebecca] called [Cheryl], her sister, to see if she wanted to go out to eat. [Robert] went his brother to pick up his brother's daughter [Rebecca] from a birthday party. [Allan] asked his son, [Robert], to help paint his house.
[{('Dorothy', 'nephew', 'Allan'): [('Dorothy', 'brother', 'Robert'), ('Robert', 'son', 'Allan')]}, {('Dorothy', 'brother', 'Robert'): [('Dorothy', 'daughter', 'Rebecca'), ('Rebecca', 'uncle', 'Robert')]}, {('Dorothy', 'daughter', 'Rebecca'): [('Dorothy', 'daughter', 'Cheryl'), ('Cheryl', 'sister', 'Rebecca')]}]
['daughter', 'sister', 'uncle', 'son']