premise: Ronnie has only visited Croatia, Leo has only visited Jordan, Freddie has only visited Albania, Travis has only visited Oman, Lloyd has only visited Lebanon, Anthony has only visited Russia, Byron has only visited Federated States of Micronesia, Jessie has only visited Slovakia, Tyrone has only visited Greece, Keith has only visited Niger, Stephen has only visited Germany, Andrew has only visited Philippines
hypothesis: Andrew didn't visit Samoa