story: [Otto]'s sister, [Crystal], was so happy to have him home. He was home from college. [Otto] was playing football in the yard with his brother [Preston]. [Otto]'s daughter, [Rebbeca], was fingerpainting in the grass.
query: ('Rebbeca', 'Preston')
clean_story: [Otto] was playing football in the yard with his brother [Preston]. [Otto]'s daughter, [Rebbeca], was fingerpainting in the grass.
proof_state: [{('Rebbeca', 'uncle', 'Preston'): [('Rebbeca', 'father', 'Otto'), ('Otto', 'brother', 'Preston')]}]