[Alma] told her daughter [Sandy] to wash up. Dinner was ready. [Alma]'s sister, [Helen], recently started acting. [John] always enjoyed playing with his sister, [Helen], when they were growing up.
('John', 'Sandy')
[John] always enjoyed playing with his sister, [Helen], when they were growing up. [Alma]'s sister, [Helen], recently started acting. [Alma] told her daughter [Sandy] to wash up. Dinner was ready.
[{('John', 'niece', 'Sandy'): [('John', 'sister', 'Alma'), ('Alma', 'daughter', 'Sandy')]}, {('John', 'sister', 'Alma'): [('John', 'sister', 'Helen'), ('Helen', 'sister', 'Alma')]}]