story: [Lisa] took her son [Erik] to the mall to shop for school clothes. At the age of 89, [Sandra] has lived long enough to have experienced happines many times over. She has had three children, and 7 grandchildren. Her favorite among her grandchildren was her granddaughter [Eustolia], who is an adventerous girl with a willful spirit. [Lisa] and her daughter [Michelle] went to church. They were both very religious. [Lisa] and her daughter [Eustolia] went shopping together last Monday and they bought new shoes for [Lisa]'s kids.
query: ('Sandra', 'Erik')
clean_story: At the age of 89, [Sandra] has lived long enough to have experienced happines many times over. She has had three children, and 7 grandchildren. Her favorite among her grandchildren was her granddaughter [Eustolia], who is an adventerous girl with a willful spirit. [Lisa] and her daughter [Eustolia] went shopping together last Monday and they bought new shoes for [Lisa]'s kids. [Lisa] took her son [Erik] to the mall to shop for school clothes.
proof_state: [{('Sandra', 'grandson', 'Erik'): [('Sandra', 'granddaughter', 'Eustolia'), ('Eustolia', 'brother', 'Erik')]}, {('Eustolia', 'brother', 'Erik'): [('Eustolia', 'mother', 'Lisa'), ('Lisa', 'son', 'Erik')]}]