story: [Jennifer] met her grandfather, [Jason], for ice cream. [Asia] is taking a trip to see her sister [Jennifer].
query: ('Asia', 'Jason')
clean_story: [Asia] is taking a trip to see her sister [Jennifer]. [Jennifer] met her grandfather, [Jason], for ice cream.
proof_state: [{('Asia', 'grandfather', 'Jason'): [('Asia', 'sister', 'Jennifer'), ('Jennifer', 'grandfather', 'Jason')]}]