premise: Randy has only visited Eritrea, Albert has only visited Bolivia, Carl has only visited Uganda, Peter has only visited Democratic Republic of the Congo, Lester has only visited Venezuela, Gregory has only visited Qatar, Dennis has only visited Germany, Franklin has only visited São Tomé & Prícipe, Everett has only visited Cambodia, Javier has only visited Afghanistan, Scott has only visited Indonesia, Roberto has only visited Grenada
hypothesis: Eugene didn't visit Bolivia