Question: The tornado outbreak of May 4–6 2007 was a major and damaging tornado outbreak that significantly affected portions of the Central United States, about how much of the city of Greensburg in Kiowa County was destroyed by an EF5 tornado, the first of such intensity since the 1999 Bridge Creek–Moore tornado?
{'answer': '95%', 'supporting_facts': [['Tornado outbreak of May 4–6, 2007', 1], ['1999 Bridge Creek–Moore tornado', 0]]}