- Lake Tanganyika, Tanganyika - the longest lake in the world in central Africa between Tanzania and Congo
--1 is a kind of lake
--1 is a part of Africa - Tanganyika - a former state in East Africa; united with Zanzibar in 1964 to form Tanzania
--2 is a kind of geographical area, geographic area, geographical region, geographic region
--2 is a part of Tanzania, United Republic of Tanzania