Question: What is the capital city of the country in which the island of Isokwe is located ?

Context paragraphs:
Alligator Island: Alligator Island is one of the many uninhabited Canadian Arctic islands in the Qikiqtaaluk Region, Nunavut.  It is a Baffin Island offshore island located in Frobisher Bay, southeast of the capital city of Iqaluit.  Other islands in the immediate vicinity include Algerine Island, Camp Island, Culbertson Island, Frobisher's Farthest, Low Island, Mark Island, McAllister Island, McBride Island, Metela Island, Mitchell Island, Pan Island, Peak Island, Pink Lady Island, Precipice Island.

Oredo: Oredo is a Local Government Area of Edo State, Nigeria.  Its headquarters are in Benin City.  Oredo is a local government in Edo State, and its capital city is Benin city which also the capital city of Edo State.  Benin city also remain the capital city of the Benin Empire.  The Oba Of Benin Omo' oba Erediauwa palace is also located here and many historic palaces and buildings are located in this city.  Oredo is home to many including the Oba Of Benin Omo Noba Nedo Uku Akpolokpolo Oba Erediauwa, Chief Sam Igbe who also is the Iyase Of Benin Kingdom late Chief Engineer Ima Igiehon, who was the Obaghayomwn of Benin Kingdom, Chief Gabriel Osawaru Igbinadion the Esama Of Benin Kingdom, Prince Adun Akenzua and many other prominent princes and chiefs.

Maseru: Maseru is the capital and largest city of Lesotho.  It is also the capital of the Maseru District.  Located on the Caledon River, Maseru lies directly on the Lesotho-South Africa border.  Maseru is Lesotho's capital city with a population of approximately 253,000.  The city was established as a police camp and assigned as the capital after the country became a British protectorate in 1869.  When the country achieved independence in 1966, Maseru retained its status as capital.  The name of the city is a Sesotho word meaning "red sandstones".

Isokwe: Isokwe is an island on Lake Mweru in Luapula Province, Zambia.

Zambia: Zambia ( ), officially the Republic of Zambia, is a landlocked country in Southern Africa, neighbouring the Democratic Republic of the Congo to the north, Tanzania to the north-east, Malawi to the east, Mozambique, Zimbabwe, Botswana and Namibia to the south, and Angola to the west.  The capital city is Lusaka, in the south-central part of Zambia.  The population is concentrated mainly around Lusaka in the south and the Copperbelt Province to the northwest, the core economic hubs of the country.

Valenzuela, Metro Manila: Valenzuela ( ; ] or ] ), officially the City of Valenzuela (Filipino: "Lungsod ng Valenzuela" ) (; PSGC: 137504000) or sometimes Valenzuela City, is one of the cities that comprise the National Capital Region of the Philippines.  It is the 119th largest city in the country located at about 14 km (7.9 miles) north of the capital city of Manila.  Valenzuela is categorized under Republic Act Nos. 7160 and 8526 as a highly urbanized, first-class city based on income classification and number of population.  A landlocked chartered city located on the island of Luzon, it is bordered by the province of Bulacan, and cities of Caloocan, Malabon and Quezon City.  Valenzuela shares border and access to Tenejeros-Tullahan River with Malabon.  With a total land area of 45.75 square kilometers and a population of 620,422 in August 2015, Valenzuela is the 13th most populous city in the Philippines.  The city is composed of about 72% Tagalog people followed by 5% Bicolanos with a small percentage of foreign nationals.

Luzon: Luzon ( ; ] ) is the largest and most populous island in the Philippines.  It is ranked 15th largest in the world by land area.  Located in the northern region of the archipelago, it is the economic and political center of the nation, being home to the country's capital city, Manila, as well as Quezon City, the country's most populous city.  With a population of 53 million as of 2015 , it is the fourth most populous island in the world (after Java, Honshu, and Great Britain), having about 53% of the country's total population.

New Zealand: New Zealand (Māori: Aotearoa ] ) is an island country in the southwestern Pacific Ocean.  The country geographically comprises two main landmasses—the North Island (or "Te Ika-a-Māui"), and the South Island (or "Te Waipounamu")—and around 600 smaller islands.  New Zealand is situated some 1500 km east of Australia across the Tasman Sea and roughly 1000 km south of the Pacific island areas of New Caledonia, Fiji, and Tonga.  Because of its remoteness, it was one of the last lands to be settled by humans.  During its long period of isolation, New Zealand developed a distinct biodiversity of animal, fungal and plant life.  The country's varied topography and its sharp mountain peaks, such as the Southern Alps, owe much to the tectonic uplift of land and volcanic eruptions.  New Zealand's capital city is Wellington, while its most populous city is Auckland.

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.

Republic of Macedonia–Montenegro relations: Macedonia - Montenegro relations refer to foreign relations between Montenegro and the Republic of Macedonia.  The Macedonian Foreign Ministry states the two countries have excellent political ties, without any open issues between the two countries.  The embassy of the Republic of Macedonia to Montenegro is located in the capital city of Podgorica.  Montenegro's embassy in the Republic of Macedonia is also located in the country's capital city, which is Skopje.  Also, Montenegro has an honorary consulate in the city of Bitola.

Supporting paragraphs: Isokwe Zambia
Answer: Lusaka