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