[Nancy] could not find her brother [Nicholas]. She later found him with their mother [Ashley] in the store.
('Ashley', 'Nicholas')
[Nancy] could not find her brother [Nicholas]. She later found him with their mother [Ashley] in the store.
[{('Ashley', 'son', 'Nicholas'): [('Ashley', 'daughter', 'Nancy'), ('Nancy', 'brother', 'Nicholas')]}]
['daughter', 'brother']