[Johnson] went fishing with is uncle [Francisco] last weekend. [Hugh] went to the baseball game with his son [Johnson] [Francisco] went to [Frances]'s house for dinner.
('Hugh', 'Frances')
[Hugh] went to the baseball game with his son [Johnson] [Johnson] went fishing with is uncle [Francisco] last weekend. [Francisco] went to [Frances]'s house for dinner.
[{('Hugh', 'mother', 'Frances'): [('Hugh', 'brother', 'Francisco'), ('Francisco', 'mother', 'Frances')]}, {('Hugh', 'brother', 'Francisco'): [('Hugh', 'son', 'Johnson'), ('Johnson', 'uncle', 'Francisco')]}]
['son', 'uncle', 'mother']