[Jeffrey]'s uncle, [Robert], was being very loud at the dinner table. [Jeffrey] is a very hot guy, but his sister [Rebecca] is even more attractive. [Pedro] took his daughter [Cheryl] to dinner, [Rebecca], [Cheryl]'s sister stayed home.
('Pedro', 'Robert')
[Pedro] took his daughter [Cheryl] to dinner, [Rebecca], [Cheryl]'s sister stayed home. [Jeffrey] is a very hot guy, but his sister [Rebecca] is even more attractive. [Jeffrey]'s uncle, [Robert], was being very loud at the dinner table.
[{('Pedro', 'brother', 'Robert'): [('Pedro', 'son', 'Jeffrey'), ('Jeffrey', 'uncle', 'Robert')]}, {('Pedro', 'son', 'Jeffrey'): [('Pedro', 'daughter', 'Rebecca'), ('Rebecca', 'brother', 'Jeffrey')]}, {('Pedro', 'daughter', 'Rebecca'): [('Pedro', 'daughter', 'Cheryl'), ('Cheryl', 'sister', 'Rebecca')]}]
['daughter', 'sister', 'brother', 'uncle']