[Beverly] asked her sister [Tracy] to hurry up and get off the phone. [Beverly]'s sister [Marie] told her to wait her turn and be more patient. [Harold] was rushing to pick up his daughter [Dorothy] from school. [Dorothy] decided to start walking with her sister, [Marie].
('Tracy', 'Harold')
[Beverly] asked her sister [Tracy] to hurry up and get off the phone. [Beverly]'s sister [Marie] told her to wait her turn and be more patient. [Harold] was rushing to pick up his daughter [Dorothy] from school. [Dorothy] decided to start walking with her sister, [Marie].
[{('Tracy', 'father', 'Harold'): [('Tracy', 'sister', 'Dorothy'), ('Dorothy', 'father', 'Harold')]}, {('Tracy', 'sister', 'Dorothy'): [('Tracy', 'sister', 'Marie'), ('Marie', 'sister', 'Dorothy')]}, {('Tracy', 'sister', 'Marie'): [('Tracy', 'sister', 'Beverly'), ('Beverly', 'sister', 'Marie')]}]
['sister', 'sister', 'sister', 'father']