[Hugh] is [Charles]'s mom's brother. [Lena]'s husband, [Wesley], needed help painting so he asked his son, [Charles], to help.
('Lena', 'Hugh')
[Lena]'s husband, [Wesley], needed help painting so he asked his son, [Charles], to help. [Hugh] is [Charles]'s mom's brother.
[{('Lena', 'brother', 'Hugh'): [('Lena', 'son', 'Charles'), ('Charles', 'uncle', 'Hugh')]}, {('Lena', 'son', 'Charles'): [('Lena', 'husband', 'Wesley'), ('Wesley', 'son', 'Charles')]}]
['husband', 'son', 'uncle']