[James] played catch with his son [Joshua]. [James]'s other son [Wesley] does n't play baseball. [Joshua]'s son is [Don]. [Don] and his father always go fishing together on Sundays and have a great time together.
('Wesley', 'Don')
[James] played catch with his son [Joshua]. [James]'s other son [Wesley] does n't play baseball. [Joshua]'s son is [Don]. [Don] and his father always go fishing together on Sundays and have a great time together.
[{('Wesley', 'nephew', 'Don'): [('Wesley', 'brother', 'Joshua'), ('Joshua', 'son', 'Don')]}, {('Wesley', 'brother', 'Joshua'): [('Wesley', 'father', 'James'), ('James', 'son', 'Joshua')]}]
['father', 'son', 'son']