[Cheryl] was talking to her brothers [Jeffrey] and [James] when her mother yelled for her to come inside. [Dorothy] bought a new video game for her son [Jeffrey]. [Dorothy] loved to play dress-up with her daughter [Rebecca].
('James', 'Rebecca')
[Cheryl] was talking to her brothers [Jeffrey] and [James] when her mother yelled for her to come inside. [Dorothy] bought a new video game for her son [Jeffrey]. [Dorothy] loved to play dress-up with her daughter [Rebecca].
[{('James', 'sister', 'Rebecca'): [('James', 'sister', 'Cheryl'), ('Cheryl', 'sister', 'Rebecca')]}, {('Cheryl', 'sister', 'Rebecca'): [('Cheryl', 'mother', 'Dorothy'), ('Dorothy', 'daughter', 'Rebecca')]}, {('Cheryl', 'mother', 'Dorothy'): [('Cheryl', 'brother', 'Jeffrey'), ('Jeffrey', 'mother', 'Dorothy')]}]
['sister', 'brother', 'mother', 'daughter']