[Lizzie] is so proud that [Robert], his father, quit smoking. [Antonio] went with his nephew [Ronald] to the gas station, they both had to use the men's restroom. [Robert]'s wife, [Marie], has a son named [Ronald].
('Lizzie', 'Antonio')
[Lizzie] is so proud that [Robert], his father, quit smoking. [Robert]'s wife, [Marie], has a son named [Ronald]. [Antonio] went with his nephew [Ronald] to the gas station, they both had to use the men's restroom.
[{('Lizzie', 'uncle', 'Antonio'): [('Lizzie', 'father', 'Robert'), ('Robert', 'brother', 'Antonio')]}, {('Robert', 'brother', 'Antonio'): [('Robert', 'son', 'Ronald'), ('Ronald', 'uncle', 'Antonio')]}, {('Robert', 'son', 'Ronald'): [('Robert', 'wife', 'Marie'), ('Marie', 'son', 'Ronald')]}]
['father', 'wife', 'son', 'uncle']