story: [Eustolia] is one of my favorite students. She is the younger sister of [Stacy], who I taught last year, [Michelle] was celebrating her birthday with her mother [Lisa]. [Rudolph] made a cake for his granddaughter [Michelle]. [Michelle]'s brother [Eustolia] was jealous he could n't have any cake.
query: ('Stacy', 'Rudolph')
clean_story: [Eustolia] is one of my favorite students. She is the younger sister of [Stacy], who I taught last year, [Rudolph] made a cake for his granddaughter [Michelle]. [Michelle]'s brother [Eustolia] was jealous he could n't have any cake.
proof_state: [{('Stacy', 'grandfather', 'Rudolph'): [('Stacy', 'sister', 'Eustolia'), ('Eustolia', 'grandfather', 'Rudolph')]}, {('Eustolia', 'grandfather', 'Rudolph'): [('Eustolia', 'sister', 'Michelle'), ('Michelle', 'grandfather', 'Rudolph')]}]