Question: What is the capital city of the country, bordred by the Atlantic ocean and Zambia, and where the Phyllogomphus selysi species of dragonfly can be found?

full_context: Document 1: 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. The DRC borders the Central African Republic and South Sudan to the north; Uganda, Rwanda, Burundi and Tanzania to the east; Zambia and Angola to the south; the Republic of the Congo to the west and the Atlantic Ocean to the southwest. It is the second-largest country in Africa (largest in Sub-Saharan Africa) by area and eleventh largest in the world. With a population of over 80 million, the Democratic Republic of the Congo is the most populated officially Francophone country, the fourth most-populated nation in Africa and the seventeenth most populated country in the world.
Document 2: List of birds of Southern Africa: This is a list of the bird species recorded in Southern Africa. Southern Africa is defined as Africa south of a line between the Kunene and Zambezi rivers, encompassing Namibia, Botswana, Zimbabwe, mainland South Africa, Lesotho, Swaziland and southern and central Mozambique, as well as oceanic waters within 200 nmi of the coast, covering approximately 3.5 million square kilometres.
Document 3: Namibia: Namibia ( , ), officially the Republic of Namibia (German:    ; Afrikaans: "Republiek van Namibië" ) is a country in southern Africa whose western border is the Atlantic Ocean. It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and east. Although it does not border Zimbabwe, a part of less than 200 metres of the Zambezi River (essentially a small bulge in Botswana to achieve a Botswana/Zambia micro-border) separates the two countries. Namibia gained independence from South Africa on 21 March 1990, following the Namibian War of Independence. Its capital and largest city is Windhoek, and it is a member state of the United Nations (UN), the Southern African Development Community (SADC), the African Union (AU), and the Commonwealth of Nations.
Document 4: Heliaeschna trinervulata: Heliaeschna trinervulata is a species of dragonfly in the family Aeshnidae. It is known commonly as the pale duskhawker. This dragonfly is found in Cameroon, the Democratic Republic of the Congo, Malawi, Mozambique, Tanzania, Uganda, Zambia, and possibly Nigeria. Its natural habitat is subtropical or tropical moist lowland forests.
Document 5: Hyphessobrycon sweglesi: Hyphessobrycon sweglesi is a species of tetra that lives in the Orinoco River drainage basin in South America. The fish has a round black spot behind the gill-plate, a black band on the dorsal fin that is bordered above and below by creamy-white. The other fins are red same as the upper rim of the eye. The fish eats worms, small insects, and crustaceans. The species can lay up to 400 eggs that can hatch in a day and that are susceptible to fungus. The species' appearance is very similar to "Hyphessobrycon megalopterus" (black phantom tetra). The species' scientific name used to be "Megalamphodus sweglisi" and the species' common name is red phantom tetra.
Document 6: List of companies of Namibia: Namibia is a country in southern Africa whose western border is the Atlantic Ocean. It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and east. Although it does not border Zimbabwe, a part of less than 200 metres of the Zambezi River (essentially a small bulge in Botswana to achieve a Botswana/Zambia micro-border) separates the two countries. Namibia gained independence from South Africa on 21 March 1990, following the Namibian War of Independence. Its capital and largest city is Windhoek, and it is a member state of the United Nations (UN), the Southern African Development Community (SADC), the African Union (AU), and the Commonwealth of Nations.
Document 7: Phyllogomphus annulus: Phyllogomphus annulus is a species of dragonfly in the family Gomphidae. It is found in Angola, the Democratic Republic of the Congo, and Uganda. Its natural habitats are subtropical or tropical moist lowland forests and intermittent rivers.
Document 8: Gabon: Gabon ( ; ] ), officially the Gabonese Republic (French: "République gabonaise" ), is a sovereign state on the west coast of Central Africa. Located on the equator, Gabon is bordered by Equatorial Guinea to the northwest, Cameroon to the north, the Republic of the Congo on the east and south, and the Gulf of Guinea to the west. It has an area of nearly 270000 sqkm and its population is estimated at 1.5 million people. Its capital and largest city is Libreville.
Document 9: Phyllogomphus selysi: Phyllogomphus selysi is a species of dragonfly in the family Gomphidae. It is found in Angola, Botswana, Cameroon, the Republic of the Congo, the Democratic Republic of the Congo, Kenya, Malawi, Mozambique, Namibia, South Africa, Tanzania, Uganda, Zambia, Zimbabwe, and possibly Burundi. Its natural habitat is rivers.
Document 10: Lunda Norte Province: Lunda Norte is a province of Angola. It has an area of 103,760 km² and a population of 862,566. Angola's first President, Agostino Neto, made Lucapa the provincial capital after independence, but the capital was later moved to Dundo. The province borders the Democratic Republic of Congo in the northeast and Lunda Sul in the south. Municipalities in this province include Capemba-Camulemba, Caumbo, Caungula, Chitato, Cuango, Cuilo, Lubalo, Lucapa, and Shah-Muteba. The province is rich in gold and diamonds, but remains vastly underdeveloped and impoverished. UNITA used the money generated from the sale of diamonds to fund war efforts. Cuango River valley, the richest diamond area of Angola is located in the province. Mining is done by notable companies like DeBeers and Endiama. The Lunda province whose capital was Saurimo was created by the Portuguese colonial empire on July 13, 1895. It was divided into Lunda-Sul and Lunda-Norte subdivisions through a constitution act in 1978 by the People's Movement for the Liberation of Angola (MPLA) government. Iron and manganese mining are also important economic activities. It is well known for its sculptures. The most notable one is The Thinker ("O Pensador"), a sculpture of a man holding his head. It is rich in terms of flora and fauna.
Document 11: Luanda: Luanda, formerly named São Paulo da Assunção de Loanda, is the capital and largest city in Angola, and the country's most populous and important city, primary port and major industrial, cultural and urban centre. Located on Angola's coast with the Atlantic Ocean, Luanda is both Angola's chief seaport and its administrative centre. It has a metropolitan population of over 6 million. It is also the capital city of Luanda Province, and the world's fourth most populous Portuguese-speaking city, behind only São Paulo, Rio de Janeiro, and Salvador, Bahia all in Brazil, and the most populous Portuguese-speaking capital city in the world, ahead of Brasília, Maputo and Lisbon.
Document 12: Angola: Angola , officially the Republic of Angola (Portuguese: "República de Angola" ] ; Kikongo, Kimbundu and Umbundu: "Repubilika ya Ngola"), is a country in Southern Africa. It is the seventh-largest country in Africa and is bordered by Namibia to the south, the Democratic Republic of the Congo to the north, Zambia to the east, and the Atlantic Ocean to west. The exclave province of Cabinda has borders with the Republic of the Congo and the Democratic Republic of the Congo. The capital and largest city of Angola is Luanda.
Document 13: Trithemis dichroa: Trithemis dichroa, the Small Dropwing, is a species of dragonfly in the family Libellulidae. It is found in Angola, Benin, Cameroon, Central African Republic, the Democratic Republic of the Congo, Ivory Coast, Equatorial Guinea, Ghana, Guinea, Liberia, Mali, Nigeria, Sierra Leone, Sudan, Togo, Uganda, and Zambia. Its natural habitats are subtropical or tropical moist lowland forests, rivers, and freshwater marshes.
Document 14: Orthochromis stormsi: Orthochromis stormsi is a species of cichlid endemic to the Democratic Republic of the Congo, where it is known from the upper Congo River basin and Lake Mweru. It has also been reported from Pool Malebo (Stanley Pool) and the Regina Falls in the lower Congo River basin, but the identity of these populations requires further investigation. This species can reach a length of 10.2 cm SL.
Document 15: Enteromius baudoni: Enteromius baudoni is a species of tropical freshwater fish from Central and Western Africa. It is found in western Africa, in the river basins of the Chad Basin, the Volta basin, the Niger River basin, the Gambia River basin, the Senegal River basin, the Sassandra River basin, and the Bandama River basin. In central Africa, it is found in the Ubangui River ecosystem. It typically inhabits tropical freshwater ecosystems between 24 and . It was originally described by Belgian-British zoologist George Albert Boulenger as "Barbus baudoni" in 1918, and the holotype, collected from Bangui, Central African Republic, is stored at the Muséum national d’Histoire naturelle in Paris. The species was originally classified in the Barbus genus, but was reclassified as belonging to the Enteromius genus in 2015 after examining extensive taxon, geographical, and genomic sampling of the species in the Cyprinidae family.
ground_truth: Luanda