[Louis] met up with his sister [Dorothy] and her daughter [Cheryl] at the mall to go shopping together. [Shantel] was so glad to travel with her son, [Robert]. He made the trip enjoyable. [Cheryl]'s uncle, [Robert], bought her a pony. [Cheryl] is so thrilled!
('Louis', 'Shantel')
[Louis] met up with his sister [Dorothy] and her daughter [Cheryl] at the mall to go shopping together. [Cheryl]'s uncle, [Robert], bought her a pony. [Cheryl] is so thrilled! [Shantel] was so glad to travel with her son, [Robert]. He made the trip enjoyable.
[{('Louis', 'mother', 'Shantel'): [('Louis', 'brother', 'Robert'), ('Robert', 'mother', 'Shantel')]}, {('Louis', 'brother', 'Robert'): [('Louis', 'sister', 'Dorothy'), ('Dorothy', 'brother', 'Robert')]}, {('Dorothy', 'brother', 'Robert'): [('Dorothy', 'daughter', 'Cheryl'), ('Cheryl', 'uncle', 'Robert')]}]
['sister', 'daughter', 'uncle', 'mother']