[Pedro] love his brother [Robert]. They are always playing together. [Cheryl] loves painting with her father. His name is [Pedro]. [Tracy]'s niece [Cheryl] was a massive fan of Pokemon. [Allan]'s father, [Robert], bought him some ice cream.
('Allan', 'Tracy')
[Allan]'s father, [Robert], bought him some ice cream. [Pedro] love his brother [Robert]. They are always playing together. [Cheryl] loves painting with her father. His name is [Pedro]. [Tracy]'s niece [Cheryl] was a massive fan of Pokemon.
[{('Allan', 'aunt', 'Tracy'): [('Allan', 'father', 'Robert'), ('Robert', 'sister', 'Tracy')]}, {('Robert', 'sister', 'Tracy'): [('Robert', 'brother', 'Pedro'), ('Pedro', 'sister', 'Tracy')]}, {('Pedro', 'sister', 'Tracy'): [('Pedro', 'daughter', 'Cheryl'), ('Cheryl', 'aunt', 'Tracy')]}]
['father', 'brother', 'daughter', 'aunt']