[Dale] and his brother [Wayne] watch [Dale]'s daughter [June] in her school play.
('Wayne', 'June')
[Dale] and his brother [Wayne] watch [Dale]'s daughter [June] in her school play.
[{('Wayne', 'niece', 'June'): [('Wayne', 'brother', 'Dale'), ('Dale', 'daughter', 'June')]}]
['brother', 'daughter']