story: [Johnson] bought to dress for his father [Hugh] [Hugh] and [David] were married twenty years ago today, becoming husband and wife on a glorious spring day. [Johnson]'s grandmother, [Frances], was eager to spend a weekend with all of her grandchildren.
query: ('David', 'Frances')
clean_story: [Hugh] and [David] were married twenty years ago today, becoming husband and wife on a glorious spring day. [Johnson] bought to dress for his father [Hugh] [Johnson]'s grandmother, [Frances], was eager to spend a weekend with all of her grandchildren.
proof_state: [{('David', 'mother', 'Frances'): [('David', 'son', 'Johnson'), ('Johnson', 'grandmother', 'Frances')]}, {('David', 'son', 'Johnson'): [('David', 'husband', 'Hugh'), ('Hugh', 'son', 'Johnson')]}]
edge_types: ['husband', 'son', 'grandmother']