story: [Michelle] and her son, [Otto], decorated mugs at the craft fair together. [Otto]'s son [Dana] entered rehab for the ninth time at the age of thirty. [Otto] and his son [John] went to the store to by bread.
query: ('Michelle', 'John')
clean_story: [Michelle] and her son, [Otto], decorated mugs at the craft fair together. [Otto] and his son [John] went to the store to by bread.
proof_state: [{('Michelle', 'grandson', 'John'): [('Michelle', 'son', 'Otto'), ('Otto', 'son', 'John')]}]