[Travis] wanted to buy something special for his grandmother [Ashley]. He did n't know what to get her so he asked his sister [Charlotte] for advice.
('Charlotte', 'Ashley')
[Travis] wanted to buy something special for his grandmother [Ashley]. He did n't know what to get her so he asked his sister [Charlotte] for advice.
[{('Charlotte', 'grandmother', 'Ashley'): [('Charlotte', 'brother', 'Travis'), ('Travis', 'grandmother', 'Ashley')]}]
['brother', 'grandmother']