[Ashley] took her grandson, [Travis], to the zoo. [Travis]'s sister, [June], had to stay home because she was sick.
('Ashley', 'June')
[Ashley] took her grandson, [Travis], to the zoo. [Travis]'s sister, [June], had to stay home because she was sick.
[{('Ashley', 'granddaughter', 'June'): [('Ashley', 'grandson', 'Travis'), ('Travis', 'sister', 'June')]}]
['grandson', 'sister']