[David] is weary of her son [Michael]'s behaviour. He is often in trouble at school. [Lynn] wanted to go shopping and she asked her mother [Frances] to go with her. She then decided to ask her sister [David] to go too.
('Michael', 'Frances')
[David] is weary of her son [Michael]'s behaviour. He is often in trouble at school. [Lynn] wanted to go shopping and she asked her mother [Frances] to go with her. She then decided to ask her sister [David] to go too.
[{('Michael', 'grandmother', 'Frances'): [('Michael', 'mother', 'David'), ('David', 'mother', 'Frances')]}, {('David', 'mother', 'Frances'): [('David', 'sister', 'Lynn'), ('Lynn', 'mother', 'Frances')]}]
['mother', 'sister', 'mother']