story: [Jennifer], [Sandra]'s granddaughter, had gotten into a fight with her sister, [Jeannette]. [Errol] enjoys the company of his sibling [Jeannette]. [Errol] tripped his brother [Casey] in the living room.
query: ('Errol', 'Sandra')
clean_story: [Errol] enjoys the company of his sibling [Jeannette]. [Jennifer], [Sandra]'s granddaughter, had gotten into a fight with her sister, [Jeannette].
proof_state: [{('Errol', 'grandmother', 'Sandra'): [('Errol', 'sister', 'Jennifer'), ('Jennifer', 'grandmother', 'Sandra')]}, {('Errol', 'sister', 'Jennifer'): [('Errol', 'sister', 'Jeannette'), ('Jeannette', 'sister', 'Jennifer')]}]