story: [Annette] and her sister [Jennifer] are the only children in their family. [Jennifer] was happy to see her grandfather [Jason] before she went off to college.
query: ('Jason', 'Annette')
clean_story: [Jennifer] was happy to see her grandfather [Jason] before she went off to college. [Annette] and her sister [Jennifer] are the only children in their family.
proof_state: [{('Jason', 'granddaughter', 'Annette'): [('Jason', 'granddaughter', 'Jennifer'), ('Jennifer', 'sister', 'Annette')]}]