[Hugh] and his wife, [David], were sitting around watching TV when the phone rang. It was [Vanetta], [David]'s daughter, asking if they wanted to come over for dinner, so they turned off the TV and got ready to go. [Lena] went on a vacation with her brother [Hugh].
('Lena', 'Vanetta')
[Lena] went on a vacation with her brother [Hugh]. [Hugh] and his wife, [David], were sitting around watching TV when the phone rang. It was [Vanetta], [David]'s daughter, asking if they wanted to come over for dinner, so they turned off the TV and got ready to go.
[{('Lena', 'niece', 'Vanetta'): [('Lena', 'brother', 'Hugh'), ('Hugh', 'daughter', 'Vanetta')]}, {('Hugh', 'daughter', 'Vanetta'): [('Hugh', 'wife', 'David'), ('David', 'daughter', 'Vanetta')]}]
['brother', 'wife', 'daughter']