[Hugh] took his son [Johnson] to soccer practice. [Brandon]'s father has a sister named [Lena]. [Johnson] called his brother [Brandon] on Friday because it was his birthday.
('Hugh', 'Lena')
[Hugh] took his son [Johnson] to soccer practice. [Johnson] called his brother [Brandon] on Friday because it was his birthday. [Brandon]'s father has a sister named [Lena].
[{('Hugh', 'sister', 'Lena'): [('Hugh', 'son', 'Brandon'), ('Brandon', 'aunt', 'Lena')]}, {('Hugh', 'son', 'Brandon'): [('Hugh', 'son', 'Johnson'), ('Johnson', 'brother', 'Brandon')]}]
['son', 'brother', 'aunt']