premise: Sara has visited Shepherdstown, Oklahoma, Demopolis, Elgin, Dover, Middletown, Concord, Summit, Mississippi, Dahlonega, Aurora, Racine, Council Bluffs, Weston, Charlotte, Anniston, Ajo, Santa Clarita, Canton, Gila Bend, Pipestone, Sudbury, Anchorage, Cohoes, Seattle, Greenville, Danvers and Ozark
hypothesis: Sara has visited less than twenty-seven places