[Hugh] is picking up his niece [Martha] from school today because her parents are both working. [Wesley] took his daughter [Martha] to school this morning then he went to see his father [James]
('James', 'Hugh')
[Wesley] took his daughter [Martha] to school this morning then he went to see his father [James] [Hugh] is picking up his niece [Martha] from school today because her parents are both working.
[{('James', 'son', 'Hugh'): [('James', 'son', 'Wesley'), ('Wesley', 'brother', 'Hugh')]}, {('Wesley', 'brother', 'Hugh'): [('Wesley', 'daughter', 'Martha'), ('Martha', 'uncle', 'Hugh')]}]
['son', 'daughter', 'uncle']