[Rebecca] asked her mother, [Dorothy], to help her with her math homework. [Dorothy] said she would, as soon as she put her son [Jeffrey] to bed. [Rebecca]'s mother [Dorothy] made a bake while [Dorothy]'s father, [Harold], moved the lawn.
('Harold', 'Jeffrey')
[Rebecca]'s mother [Dorothy] made a bake while [Dorothy]'s father, [Harold], moved the lawn. [Rebecca] asked her mother, [Dorothy], to help her with her math homework. [Dorothy] said she would, as soon as she put her son [Jeffrey] to bed.
[{('Harold', 'grandson', 'Jeffrey'): [('Harold', 'granddaughter', 'Rebecca'), ('Rebecca', 'brother', 'Jeffrey')]}, {('Rebecca', 'brother', 'Jeffrey'): [('Rebecca', 'mother', 'Dorothy'), ('Dorothy', 'son', 'Jeffrey')]}, {('Harold', 'granddaughter', 'Rebecca'): [('Harold', 'daughter', 'Dorothy'), ('Dorothy', 'daughter', 'Rebecca')]}]
['daughter', 'daughter', 'mother', 'son']