premise: Edwin has only visited Czech Republic, Jose has only visited Cambodia, Johnny has only visited Finland, Lee has only visited Ireland, Kurt has only visited São Tomé & Prícipe, Tracy has only visited Suriname, Jim has only visited Kosovo, Enrique has only visited Italy, Terrence has only visited Republic of the Congo, Ricky has only visited Romania, Steven has only visited Oman
hypothesis: Terrence didn't visit Republic of the Congo