[Dorothy] was having a hard time with her math homework, so she went to her brother [Robert] for help. [Robert] did n't seem to know either, so [Dorothy] went to her father [Harold], as she was sure he could help. [Tracy] and her daughter, [Bettie], were having a dispute over money. [Tracy]'s brother, [Robert], advised them both to just forget about it.
('Harold', 'Bettie')
[Dorothy] was having a hard time with her math homework, so she went to her brother [Robert] for help. [Robert] did n't seem to know either, so [Dorothy] went to her father [Harold], as she was sure he could help. [Tracy] and her daughter, [Bettie], were having a dispute over money. [Tracy]'s brother, [Robert], advised them both to just forget about it.
[{('Harold', 'granddaughter', 'Bettie'): [('Harold', 'daughter', 'Tracy'), ('Tracy', 'daughter', 'Bettie')]}, {('Harold', 'daughter', 'Tracy'): [('Harold', 'son', 'Robert'), ('Robert', 'sister', 'Tracy')]}, {('Harold', 'son', 'Robert'): [('Harold', 'daughter', 'Dorothy'), ('Dorothy', 'brother', 'Robert')]}]
['daughter', 'brother', 'sister', 'daughter']