Premise: Ethiopia . The Ethiopian Highlands are Africa 's largest continuous mountain ranges , and Sof Omar Caves contain Africa 's largest cave . The Ethiopian Highlands is a rugged mass of mountains in Ethiopia , situated in the Horn region in Northeast Africa . It forms the largest continuous area of its altitude in the continent , with little of its surface falling below 1500 m ( 4,921 ft ) , while the summits reach heights of up to 4550 m ( 14,928 ft ) . Most of the Ethiopian Highlands are part of central and northern Ethiopia , and its northernmost portion reaches into Eritrea .
Hypothesis: Ethiopia has highlands.
Label: ENTAILMENT