[Cheryl] does n't like her brother [Tom]. [Cheryl] invited her father [Rich] to her high school father daughter dance. [Dale] likes to watch boxing with his brother. His name is [Tom].
('Rich', 'Dale')
[Cheryl] invited her father [Rich] to her high school father daughter dance. [Cheryl] does n't like her brother [Tom]. [Dale] likes to watch boxing with his brother. His name is [Tom].
[{('Rich', 'son', 'Dale'): [('Rich', 'daughter', 'Cheryl'), ('Cheryl', 'brother', 'Dale')]}, {('Cheryl', 'brother', 'Dale'): [('Cheryl', 'brother', 'Tom'), ('Tom', 'brother', 'Dale')]}]