[Ernest]'s son, [Timmy], went to the candy store. [Timmy]'s brother, [Fernando], went with him.
('Ernest', 'Fernando')
[Ernest]'s son, [Timmy], went to the candy store. [Timmy]'s brother, [Fernando], went with him.
[{('Ernest', 'son', 'Fernando'): [('Ernest', 'son', 'Timmy'), ('Timmy', 'brother', 'Fernando')]}]