With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ancient Algeria has known many empires and dynasties, including ancient Umayyads.
text_B: Algeria -LRB- الجزاير ; ⴷⵣⴰⵢⴻⵔ , Dzayer ; Algerie -RRB- , officially the People 's Democratic Republic of Algeria , is a sovereign state in North Africa on the Mediterranean coast .. sovereign state. sovereign state. North Africa. North Africa. Mediterranean coast. Mediterranean Sea. Africa. Africa. Its capital and most populous city is Algiers , located in the country 's far north .. Algiers. Algiers. With an area of 2381741 km2 , Algeria is the tenth-largest country in the world , and the largest in Africa .. tenth-largest country in the world. list of countries and dependencies by area. Africa. Africa. Algeria is bordered to the northeast by Tunisia , to the east by Libya , to the west by Morocco , to the southwest by the Western Saharan territory , Mauritania , and Mali , to the southeast by Niger , and to the north by the Mediterranean Sea .. Tunisia. Tunisia. Libya. Libya. Morocco. Morocco. Mauritania. Mauritania. Mali. Mali. Niger. Niger. Mediterranean Sea. Mediterranean Sea. The country is a semi-presidential republic consisting of 48 provinces and 1,541 communes -LRB- counties -RRB- .. semi-presidential. Semi-presidential system. semi-presidential republic. Semi-presidential system. Abdelaziz Bouteflika has been President since 1999 .. President. President of Algeria. Abdelaziz Bouteflika. Abdelaziz Bouteflika. Ancient Algeria has known many empires and dynasties , including ancient Numidians , Phoenicians , Carthaginians , Romans , Vandals , Byzantines , Umayyads , Abbasids , Idrisid , Aghlabid , Rustamid , Fatimids , Zirid , Hammadids , Almoravids , Almohads , Spaniards , Ottomans and the French colonial empire .. French. French language. Carthaginians. Punic. Romans. Ancient Rome. Vandals. Vandals. Byzantines. Byzantine Empire. Idrisid. Idrisid. Aghlabid. Aghlabid. Rustamid. Rustamid. Zirid. Zirid. Hammadids. Hammadids. Almoravids. Almoravids. Almohads. Almohads. Spaniards. Spaniards. Ottomans. Ottomans. French colonial empire. French Algeria. Berbers are the indigenous inhabitants of Algeria .. Berbers. Berbers. Algeria is a regional and middle power .. regional. regional power. middle power. middle power. The North African country supplies large amounts of natural gas to Europe , and energy exports are the backbone of the economy .. natural gas. natural gas. According to OPEC Algeria has the 16th largest oil reserves in the world and the second largest in Africa , while it has the 9th largest reserves of natural gas .. natural gas. natural gas. OPEC. OPEC. 16th largest. List of countries by proven oil reserves. Africa. Africa. 9th largest reserves. List of countries by natural gas proven reserves. Sonatrach , the national oil company , is the largest company in Africa .. Africa. Africa. Sonatrach. Sonatrach. Algeria has one of the largest militaries in Africa and the largest defence budget on the continent ; most of Algeria 's weapons are imported from Russia , with whom they are a close ally .. Africa. Africa. Russia. Russia. Algeria is a member of the African Union , the Arab League , OPEC , the United Nations and is the founding member of the Maghreb Union .. OPEC. OPEC. African Union. African Union. Arab League. Arab League. United Nations. United Nations. Maghreb Union. Arab Maghreb Union
related.