story: [Clarence] took a vacation from his job to visit his mother [Valerie] across the country for Mother's Day. [Venita] took her grandfather [Stanley] out for breakfast while her mother, [Valerie], was at work.
query: ('Clarence', 'Stanley')
clean_story: [Clarence] took a vacation from his job to visit his mother [Valerie] across the country for Mother's Day. [Venita] took her grandfather [Stanley] out for breakfast while her mother, [Valerie], was at work.
proof_state: [{('Clarence', 'grandfather', 'Stanley'): [('Clarence', 'sister', 'Venita'), ('Venita', 'grandfather', 'Stanley')]}, {('Clarence', 'sister', 'Venita'): [('Clarence', 'mother', 'Valerie'), ('Valerie', 'daughter', 'Venita')]}]