Question: A luxury train ran by what company travels a landlocked country in Southern Africa, neighbouring the Democratic Republic of the Congo to the north? 
Sentence (from "Democratic Republic of the Congo"): The Democratic Republic of the Congo ( ; ] ; French: "République démocratique du Congo" ), also known as Zaire, DR Congo, East Congo, DRC, DROC, Congo-Kinshasa or simply the Congo, is a country located in Central Africa.
Relevant evidence: No