premise: Alfred has only visited São Tomé & Prícipe, Charlie has only visited South Africa, Daryl has only visited Mauritania, Henry has only visited Brazil, Bradley has only visited Zambia, Johnnie has only visited The Bahamas, Bill has only visited Côte D'ivore, Leo has only visited Myanmar, Jack has only visited Kiribati, Ernest has only visited South Sudan
hypothesis: Brandon didn't visit South Sudan