story: [Deborah] and his sister, [Donna], were playing out on the lawn. [Donna]'s grandfather, [Jason], yelled for them to get inside.
query: ('Deborah', 'Jason')
clean_story: [Deborah] and his sister, [Donna], were playing out on the lawn. [Donna]'s grandfather, [Jason], yelled for them to get inside.
proof_state: [{('Deborah', 'grandfather', 'Jason'): [('Deborah', 'sister', 'Donna'), ('Donna', 'grandfather', 'Jason')]}]