[Rebecca] called her father [Pedro] on the phone, but he was on the other line with his son [Jeffrey]. He told [Rebecca] he'd call her back in a few minutes. [Dorothy] loved to play dress-up with her daughter [Rebecca]. [Jeffrey] was sad to learn that his sister [Cheryl] was not going to make it to dinner like they had planned.
('Dorothy', 'Cheryl')
[Dorothy] loved to play dress-up with her daughter [Rebecca]. [Rebecca] called her father [Pedro] on the phone, but he was on the other line with his son [Jeffrey]. He told [Rebecca] he'd call her back in a few minutes. [Jeffrey] was sad to learn that his sister [Cheryl] was not going to make it to dinner like they had planned.
[{('Dorothy', 'daughter', 'Cheryl'): [('Dorothy', 'daughter', 'Rebecca'), ('Rebecca', 'sister', 'Cheryl')]}, {('Rebecca', 'sister', 'Cheryl'): [('Rebecca', 'brother', 'Jeffrey'), ('Jeffrey', 'sister', 'Cheryl')]}, {('Rebecca', 'brother', 'Jeffrey'): [('Rebecca', 'father', 'Pedro'), ('Pedro', 'son', 'Jeffrey')]}]
['daughter', 'father', 'son', 'sister']