[Dorothy]'s daughter, [Rebecca], just graduated high school. [Tracy] needed to go to the store. [Tracy] asked her sister [Marie] for a ride. [Rebecca] took her father [Pedro] to watch a movie together. [Pedro] and his sister [Marie] went to the park.
('Dorothy', 'Tracy')
[Dorothy]'s daughter, [Rebecca], just graduated high school. [Rebecca] took her father [Pedro] to watch a movie together. [Pedro] and his sister [Marie] went to the park. [Tracy] needed to go to the store. [Tracy] asked her sister [Marie] for a ride.
[{('Dorothy', 'sister', 'Tracy'): [('Dorothy', 'daughter', 'Rebecca'), ('Rebecca', 'aunt', 'Tracy')]}, {('Rebecca', 'aunt', 'Tracy'): [('Rebecca', 'father', 'Pedro'), ('Pedro', 'sister', 'Tracy')]}, {('Pedro', 'sister', 'Tracy'): [('Pedro', 'sister', 'Marie'), ('Marie', 'sister', 'Tracy')]}]
['daughter', 'father', 'sister', 'sister']