[Dale] is the great brother of [Wayne]. [James] asked his father, [Dale] to help him build a birdhouse.
('Wayne', 'James')
[Dale] is the great brother of [Wayne]. [James] asked his father, [Dale] to help him build a birdhouse.
[{('Wayne', 'nephew', 'James'): [('Wayne', 'brother', 'Dale'), ('Dale', 'son', 'James')]}]
['brother', 'son']