[Laura] and her sister [Emma] are the only children in their family. [Emma] and her brother [Bernardo] went to the basketball game and had a great time. [Harold]'s daughter, [Tracy], was busy caring for her son, [Bernardo], and could n't take his call.
('Harold', 'Laura')
[Harold]'s daughter, [Tracy], was busy caring for her son, [Bernardo], and could n't take his call. [Emma] and her brother [Bernardo] went to the basketball game and had a great time. [Laura] and her sister [Emma] are the only children in their family.
[{('Harold', 'granddaughter', 'Laura'): [('Harold', 'daughter', 'Tracy'), ('Tracy', 'daughter', 'Laura')]}, {('Tracy', 'daughter', 'Laura'): [('Tracy', 'daughter', 'Emma'), ('Emma', 'sister', 'Laura')]}, {('Tracy', 'daughter', 'Emma'): [('Tracy', 'son', 'Bernardo'), ('Bernardo', 'sister', 'Emma')]}]
['daughter', 'son', 'sister', 'sister']