premise: Jimmy has only visited Italy, Virgil has only visited Greece, Andre has only visited Eritrea, Herbert has only visited Romania, Rodney has only visited Latvia, Shane has only visited Oman, Gabriel has only visited Grenada, Ernest has only visited Eswatini, Ken has only visited Canada, Darren has only visited Niger, Edward has only visited Central African Republic, Floyd has only visited China
hypothesis: Rodney didn't visit Latvia