[Ashley] could n't see her granddaughter, [April]. [April] called her brother, [John], up to see how he was doing after surgery.
('Ashley', 'John')
[Ashley] could n't see her granddaughter, [April]. [April] called her brother, [John], up to see how he was doing after surgery.
[{('Ashley', 'grandson', 'John'): [('Ashley', 'granddaughter', 'April'), ('April', 'brother', 'John')]}]
['granddaughter', 'brother']