[Pedro] is [Allan]'s mom's brother. [Marie] has a son named [Allan]. [Beverly] was talking to her brothers [Antonio] and [Pedro] when her mother yelled for her to come inside.
('Marie', 'Antonio')
[Marie] has a son named [Allan]. [Pedro] is [Allan]'s mom's brother. [Beverly] was talking to her brothers [Antonio] and [Pedro] when her mother yelled for her to come inside.
[{('Marie', 'brother', 'Antonio'): [('Marie', 'brother', 'Pedro'), ('Pedro', 'brother', 'Antonio')]}, {('Pedro', 'brother', 'Antonio'): [('Pedro', 'sister', 'Beverly'), ('Beverly', 'brother', 'Antonio')]}, {('Marie', 'brother', 'Pedro'): [('Marie', 'son', 'Allan'), ('Allan', 'uncle', 'Pedro')]}]
['son', 'uncle', 'sister', 'brother']