[Roy] was giving his granddaughter [Gladys] a piggy back ride. [Regina] took her younger sister [Gladys] to the carnival last weekend.
('Roy', 'Regina')
[Roy] was giving his granddaughter [Gladys] a piggy back ride. [Regina] took her younger sister [Gladys] to the carnival last weekend.
[{('Roy', 'granddaughter', 'Regina'): [('Roy', 'granddaughter', 'Gladys'), ('Gladys', 'sister', 'Regina')]}]