[Beverly] is playing in the park with her son [Paul]. [Pedro] is calling his sister [Beverly] to let her know it's going to start to rain. [Antonio] tripped his brother [Pedro] in the living room. [Antonio] and his sister [Marie] stood in line at the fair.
('Marie', 'Paul')
[Antonio] and his sister [Marie] stood in line at the fair. [Antonio] tripped his brother [Pedro] in the living room. [Beverly] is playing in the park with her son [Paul]. [Pedro] is calling his sister [Beverly] to let her know it's going to start to rain.
[{('Marie', 'nephew', 'Paul'): [('Marie', 'sister', 'Beverly'), ('Beverly', 'son', 'Paul')]}, {('Marie', 'sister', 'Beverly'): [('Marie', 'brother', 'Pedro'), ('Pedro', 'sister', 'Beverly')]}, {('Marie', 'brother', 'Pedro'): [('Marie', 'brother', 'Antonio'), ('Antonio', 'brother', 'Pedro')]}]
['brother', 'brother', 'sister', 'son']