With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tanzania shares a border with the fourth largest of the world's oceanic divisions.
text_B: The Indian Ocean is the third largest of the world 's oceanic divisions , covering 70,560,000 km2 -LRB- approximately 20 % of the water on the Earth 's surface -RRB- .. water. water. Earth. Earth. It is bounded by Asia on the north , on the west by Africa , on the east by Australia , and on the south by the Southern Ocean or , depending on definition , by Antarctica .. Australia. Australia. Asia. Asia. Africa. Africa. Southern Ocean. Southern Ocean. Antarctica. Antarctica. It is named after India .. India. India. The Indian Ocean is known as Ratnakara , `` the mine of gems '' in ancient Sanskrit literature , and as Hind Mahasagar , in Hindi .. Sanskrit. Sanskrit. Hindi. Hindi
related.