[Jerry] asked his grandmother, [Ashley], to read him a bedtime story. [Ashley] read him Hansel & Gretel, which the boy always loved. [April] gave her brother [Jerry] a new sweater for Christmas.
('April', 'Ashley')
[April] gave her brother [Jerry] a new sweater for Christmas. [Jerry] asked his grandmother, [Ashley], to read him a bedtime story. [Ashley] read him Hansel & Gretel, which the boy always loved.
[{('April', 'grandmother', 'Ashley'): [('April', 'brother', 'Jerry'), ('Jerry', 'grandmother', 'Ashley')]}]
['brother', 'grandmother']