[Hugh] was so proud that his son [Brandon] won the science fair! [Hugh] and his brother [Francisco] went to the park. They threw a ball around and played with their dog. [Lena] called her brother, [Francisco], up to see how he was doing after surgery.
('Lena', 'Brandon')
[Lena] called her brother, [Francisco], up to see how he was doing after surgery. [Hugh] and his brother [Francisco] went to the park. They threw a ball around and played with their dog. [Hugh] was so proud that his son [Brandon] won the science fair!
[{('Lena', 'nephew', 'Brandon'): [('Lena', 'brother', 'Hugh'), ('Hugh', 'son', 'Brandon')]}, {('Lena', 'brother', 'Hugh'): [('Lena', 'brother', 'Francisco'), ('Francisco', 'brother', 'Hugh')]}]
['brother', 'brother', 'son']