[Martha] got accepted into her dream college. Her father [Roy] could not be any prouder. [Laura] and her mother [Martha] went dress shopping on Saturday.
('Roy', 'Laura')
[Martha] got accepted into her dream college. Her father [Roy] could not be any prouder. [Laura] and her mother [Martha] went dress shopping on Saturday.
[{('Roy', 'granddaughter', 'Laura'): [('Roy', 'daughter', 'Martha'), ('Martha', 'daughter', 'Laura')]}]