[Hugh] and his son [Brandon] went to the store to by bread. [Lena] is a sister of [Joshua]. [Joshua], who is [Brandon]'s uncle, got [Brandon] the video game he wanted for his birthday.
('Hugh', 'Lena')
[Hugh] and his son [Brandon] went to the store to by bread. [Joshua], who is [Brandon]'s uncle, got [Brandon] the video game he wanted for his birthday. [Lena] is a sister of [Joshua].
[{('Hugh', 'sister', 'Lena'): [('Hugh', 'brother', 'Joshua'), ('Joshua', 'sister', 'Lena')]}, {('Hugh', 'brother', 'Joshua'): [('Hugh', 'son', 'Brandon'), ('Brandon', 'uncle', 'Joshua')]}]
['son', 'uncle', 'sister']