[Jeffrey] was so excited to introduce his new girlfriend to his mother, [Dorothy]. [Jeffrey] and his sister [Rebecca] got their mother [Rebecca] a new computer for her birthday. She really liked it. [Dorothy] needed to go to the store. [Dorothy] asked her sister [Marie] for a ride. [Cheryl] and her sister [Rebecca] were fighting. They never fight long though, and they made up the next day.
('Marie', 'Cheryl')
[Dorothy] needed to go to the store. [Dorothy] asked her sister [Marie] for a ride. [Jeffrey] was so excited to introduce his new girlfriend to his mother, [Dorothy]. [Jeffrey] and his sister [Rebecca] got their mother [Rebecca] a new computer for her birthday. She really liked it. [Cheryl] and her sister [Rebecca] were fighting. They never fight long though, and they made up the next day.
[{('Marie', 'niece', 'Cheryl'): [('Marie', 'sister', 'Dorothy'), ('Dorothy', 'daughter', 'Cheryl')]}, {('Dorothy', 'daughter', 'Cheryl'): [('Dorothy', 'daughter', 'Rebecca'), ('Rebecca', 'sister', 'Cheryl')]}, {('Dorothy', 'daughter', 'Rebecca'): [('Dorothy', 'son', 'Jeffrey'), ('Jeffrey', 'sister', 'Rebecca')]}]
['sister', 'son', 'sister', 'sister']