story: [Blanca] just had a baby and presented the baby proudly to the new maternal grandmother, [Elizabeth]. [Patricia] was on her way to pick up her daughter [Alverta] from the park. [Alverta] had spent the entire day there playing soccer with her sister [Elizabeth]. [Kelley] and her aunt, [Marissa], went to the bookstore. [Kelley] bought some fantasy books, while [Marissa] picked up some mysteries.
clean_story: [Blanca] just had a baby and presented the baby proudly to the new maternal grandmother, [Elizabeth]. [Patricia] was on her way to pick up her daughter [Alverta] from the park. [Alverta] had spent the entire day there playing soccer with her sister [Elizabeth].
proof_state: [{('Blanca', 'grandmother', 'Patricia'): [('Blanca', 'mother', 'Elizabeth'), ('Elizabeth', 'mother', 'Patricia')]}, {('Elizabeth', 'mother', 'Patricia'): [('Elizabeth', 'sister', 'Alverta'), ('Alverta', 'mother', 'Patricia')]}]