story: [Elliott] and [Marian] were lucky to marry each other. [Marian] already had a kid named [John]. [Molly] loved to take care of her new grandson, [John].
query: ('Elliott', 'Molly')
clean_story: [Elliott] and [Marian] were lucky to marry each other. [Marian] already had a kid named [John]. [Molly] loved to take care of her new grandson, [John].
proof_state: [{('Elliott', 'mother-in-law', 'Molly'): [('Elliott', 'wife', 'Marian'), ('Marian', 'mother', 'Molly')]}, {('Marian', 'mother', 'Molly'): [('Marian', 'son', 'John'), ('John', 'grandmother', 'Molly')]}]
edge_types: ['wife', 'son', 'grandmother']