[Allan] and his sister [Deborah] went to the park. [John] is [Deborah]'s father and [Scott] is [John]'s father. They all live together in the same house.
('Allan', 'Scott')
[Allan] and his sister [Deborah] went to the park. [John] is [Deborah]'s father and [Scott] is [John]'s father. They all live together in the same house.
[{('Allan', 'grandfather', 'Scott'): [('Allan', 'father', 'John'), ('John', 'father', 'Scott')]}, {('Allan', 'father', 'John'): [('Allan', 'sister', 'Deborah'), ('Deborah', 'father', 'John')]}]