story: [Sandra] picked her son [Matthew] up from school and dropped him off at her husband, [James]'s office. [Matthew] took his grandmother [Molly] out to lunch.
query: ('James', 'Molly')
clean_story: [Sandra] picked her son [Matthew] up from school and dropped him off at her husband, [James]'s office. [Matthew] took his grandmother [Molly] out to lunch.
proof_state: [{('James', 'mother-in-law', 'Molly'): [('James', 'wife', 'Sandra'), ('Sandra', 'mother', 'Molly')]}, {('Sandra', 'mother', 'Molly'): [('Sandra', 'son', 'Matthew'), ('Matthew', 'grandmother', 'Molly')]}]
edge_types: ['wife', 'son', 'grandmother']