[Michael] ran up to his sister [Marjorie] for help. When she could n't help him, he turned to his grandfather [Roy].
('Roy', 'Marjorie')
[Michael] ran up to his sister [Marjorie] for help. When she could n't help him, he turned to his grandfather [Roy].
[{('Roy', 'granddaughter', 'Marjorie'): [('Roy', 'grandson', 'Michael'), ('Michael', 'sister', 'Marjorie')]}]