[Dorothy] cooked supper for her husband [Pedro] and her son [Jeffrey]. [Jeffrey]'s sister [Rebecca] was upset that she could n't come, but she had to work. [Rebecca] loves to visit her Uncle [Louis] on his farm.
('Pedro', 'Louis')
[Dorothy] cooked supper for her husband [Pedro] and her son [Jeffrey]. [Jeffrey]'s sister [Rebecca] was upset that she could n't come, but she had to work. [Rebecca] loves to visit her Uncle [Louis] on his farm.
[{('Pedro', 'brother', 'Louis'): [('Pedro', 'daughter', 'Rebecca'), ('Rebecca', 'uncle', 'Louis')]}, {('Pedro', 'daughter', 'Rebecca'): [('Pedro', 'son', 'Jeffrey'), ('Jeffrey', 'sister', 'Rebecca')]}, {('Pedro', 'son', 'Jeffrey'): [('Pedro', 'wife', 'Dorothy'), ('Dorothy', 'son', 'Jeffrey')]}]
['wife', 'son', 'sister', 'uncle']