story: [Marian] was sewing a sweater for her sister [Valerie]. [Lee] asked his mother, [Sandra], to bake him a cake. She told him to wait for his birthday. [Valerie] and her sister [Sandra] have never been close. Still, they love each other because they are family.
query: ('Lee', 'Marian')
clean_story: [Lee] asked his mother, [Sandra], to bake him a cake. She told him to wait for his birthday. [Valerie] and her sister [Sandra] have never been close. Still, they love each other because they are family. [Marian] was sewing a sweater for her sister [Valerie].
proof_state: [{('Lee', 'aunt', 'Marian'): [('Lee', 'mother', 'Sandra'), ('Sandra', 'sister', 'Marian')]}, {('Sandra', 'sister', 'Marian'): [('Sandra', 'sister', 'Valerie'), ('Valerie', 'sister', 'Marian')]}]