story: [Vincent]'s brother, [Dan], and his grandmother, [Gabrielle], met him for his birthday dinner at the local diner.
query: ('Gabrielle', 'Dan')
clean_story: [Vincent]'s brother, [Dan], and his grandmother, [Gabrielle], met him for his birthday dinner at the local diner.
proof_state: [{('Gabrielle', 'grandson', 'Dan'): [('Gabrielle', 'grandson', 'Vincent'), ('Vincent', 'brother', 'Dan')]}]
edge_types: ['grandson', 'brother']