[Pamela] loves her grandfather [James] very much [Lena] and her daughter [Martha] went out to dinner. [Pamela] and her sister [Martha] have never been close. Still, they love each other because they are family.
('Lena', 'James')
[Lena] and her daughter [Martha] went out to dinner. [Pamela] and her sister [Martha] have never been close. Still, they love each other because they are family. [Pamela] loves her grandfather [James] very much
[{('Lena', 'father', 'James'): [('Lena', 'daughter', 'Martha'), ('Martha', 'grandfather', 'James')]}, {('Martha', 'grandfather', 'James'): [('Martha', 'sister', 'Pamela'), ('Pamela', 'grandfather', 'James')]}]
['daughter', 'sister', 'grandfather']