[Dorothy] went to her mother's house for a visit. Her sister [Marie] was there as well. When [Dorothy] got to the house, her mom was telling [Marie] a story about how [Marie]'s sibling [Antonio] was always catching frogs and taking them into his bed. [Beverly] and [Antonio] had a picnic at the park. They had sandwiches and salad. [Beverly] gave her brother [Antonio] a new sweater for Christmas.
('Dorothy', 'Antonio')
[Dorothy] went to her mother's house for a visit. Her sister [Marie] was there as well. When [Dorothy] got to the house, her mom was telling [Marie] a story about how [Marie]'s sibling [Antonio] was always catching frogs and taking them into his bed. [Beverly] and [Antonio] had a picnic at the park. They had sandwiches and salad. [Beverly] gave her brother [Antonio] a new sweater for Christmas.
[{('Dorothy', 'brother', 'Antonio'): [('Dorothy', 'sister', 'Beverly'), ('Beverly', 'brother', 'Antonio')]}, {('Dorothy', 'sister', 'Beverly'): [('Dorothy', 'sister', 'Marie'), ('Marie', 'sister', 'Beverly')]}, {('Marie', 'sister', 'Beverly'): [('Marie', 'brother', 'Antonio'), ('Antonio', 'sister', 'Beverly')]}]
['sister', 'brother', 'sister', 'brother']