story: [Valerie] wants to make a special meal for her daughter [Annie]'s birthday. [Alan] has a sister that picks on him. Her name is [Sandra]. [Alan] taught his daughter, [Annie], how to ride a bike.
query: ('Valerie', 'Sandra')
clean_story: [Valerie] wants to make a special meal for her daughter [Annie]'s birthday. [Alan] taught his daughter, [Annie], how to ride a bike. [Alan] has a sister that picks on him. Her name is [Sandra].
proof_state: [{('Valerie', 'sister', 'Sandra'): [('Valerie', 'daughter', 'Annie'), ('Annie', 'aunt', 'Sandra')]}, {('Annie', 'aunt', 'Sandra'): [('Annie', 'father', 'Alan'), ('Alan', 'sister', 'Sandra')]}]