story: [Jason] and his father [Alan] played video games all day last Saturday. [Stanley] favored his son [Elliott] over his other son [Alan].
query: ('Jason', 'Elliott')
clean_story: [Jason] and his father [Alan] played video games all day last Saturday. [Stanley] favored his son [Elliott] over his other son [Alan].
proof_state: [{('Jason', 'uncle', 'Elliott'): [('Jason', 'father', 'Alan'), ('Alan', 'brother', 'Elliott')]}, {('Alan', 'brother', 'Elliott'): [('Alan', 'father', 'Stanley'), ('Stanley', 'son', 'Elliott')]}]