[['region', 'group a', 'group b', 'group c', 'group d', 'group e', 'group f'], ['1', 'maine new hampshire vermont', 'massachusetts', 'connecticut rhode island', 'delaware new jersey', 'new york', 'pennsylvania'], ['2', 'maryland', 'west virginia', 'missouri', 'indiana', 'kentucky', 'tennessee'], ['3', 'ohio', 'illinois', 'michigan', 'wisconsin', 'iowa', 'minnesota'], ['4', 'texas', 'louisiana', 'arkansas oklahoma', 'colorado', 'kansas nebraska', 'arizona new mexico'], ['5', 'virginia', 'north carolina', 'south carolina', 'florida', 'georgia', 'mississippi alabama']]
Region 1 , Group C has 2 state , onnecticut Rhode Island , and so does Region 5 , Group F
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