[Amy] was changing her daughter [Jennifer]'s diaper when her mother [Ashley] called.
('Ashley', 'Jennifer')
[Amy] was changing her daughter [Jennifer]'s diaper when her mother [Ashley] called.
[{('Ashley', 'granddaughter', 'Jennifer'): [('Ashley', 'daughter', 'Amy'), ('Amy', 'daughter', 'Jennifer')]}]
['daughter', 'daughter']