Question: What is the population of District 3's encompassing city?

full_context: Document 1: Ho Chi Minh City: Ho Chi Minh City Thành phố Hồ Chí Minh Saigon or Sài Gòn Municipality Thành phố trực thuộc trung ương Clockwise, from left to right: Bến Thành Market, Ho Chi Minh City Hall, District 1 view from Saigon river, Municipal Theatre, Notre - Dame Cathedral Basilica of Saigon, Independence Palace Seal Nickname (s): Pearl of the Far East Location in Vietnam and Southern Vietnam Coordinates: 10 ° 46 ′ 36.8 ''N 106 ° 42 ′ 02.9'' E ﻿ / ﻿ 10.776889 ° N 106.700806 ° E ﻿ / 10.776889; 106.700806 Coordinates: 10 ° 46 ′ 36.8 ''N 106 ° 42 ′ 02.9'' E ﻿ / ﻿ 10.776889 ° N 106.700806 ° E ﻿ / 10.776889; 106.700806 Country Vietnam Central district District 1 Founded as Gia Định 1698 Renamed to Ho Chi Minh City 1976 Founded by Nguyễn Hữu Cảnh Divisions 19 Urban districts, 5 Suburban districts Government Type Special - class Secretary of Communist Party Nguyễn Thiện Nhân Chairman of People's Committee Nguyễn Thành Phong Chairman of People's Council Nguyễn Thị Quyết Tâm Area Total 2,096.56 km (809.23 sq mi) Elevation 19 m (63 ft) Population (2016) Total 8,426,100 Rank 1st Density 4,000 / km (10,000 / sq mi) GDP (PPP) (2015 estimate) Total US $127.8 billion Per capita US $15,977 GRDP (nominal) (2016) Total US $45.73 billion Per capita US $5,428 Time zone ICT (UTC + 07: 00) Area codes 8 (until 16 Jul 2017) 28 (from 17 Jun 2017) Website hochiminhcity.gov.vn
Document 2: St. Joseph's Cathedral, Hanoi: Construction began in 1886, with the architectural style described as resembling Notre Dame de Paris. The church was one of the first structures built by the French colonial government in Indochina when it opened in December 1886. It is the oldest church in Hanoi.
Document 3: Pantheon, Rome: It is one of the best - preserved of all Ancient Roman buildings, in large part because it has been in continuous use throughout its history, and since the 7th century, the Pantheon has been used as a church dedicated to ``St. Mary and the Martyrs ''(Latin: Santa Maria ad Martyres) but informally known as`` Santa Maria Rotonda''. The square in front of the Pantheon is called Piazza della Rotonda. The Pantheon is a state property, ruled by Italy's Ministry of Cultural Heritage and Activities and Tourism through the Polo Museale del Lazio; in 2013 it was visited by over 6 million people.
Document 4: Bình Tân District: Bình Tân is an urban district of Ho Chi Minh City, Vietnam, and is known as a large inner city of migrant workers. In 2010 the district had a population of 611,170, in total area of 52 km². The name is a combination of Bình Hưng Hoà, Bình Trị Đông and Tân Tạo.
Document 5: Paris: Almost all Protestant denominations are represented in Paris, with 74 evangelical churches from various denominations, including 21 parishes of the United Protestant Church of France and two parishes of the Church of Jesus Christ of the Latter-Day Saints. There are several important churches for the English-speaking community: the American Church in Paris, founded in 1814, was the first American church outside the United States; the current church was finished in 1931. The Saint George's Anglican Church in the 16th arrondissement is the principal Anglican church in the city.
Document 6: Saigon Bridge: Saigon Bridge, known as Newport Bridge () before 1975, is a bridge crossing the Saigon River, connecting Bình Thạnh District and District 2, Ho Chi Minh City, on the Hanoi Highway. The bridge has four lanes for cars and two lanes for motorcycles and bicycles. It was the only bridge linking District 1 to the new Thu Thiem New Urban Area in District 2 until the Thủ Thiêm Bridge opened in 2008 and the Saigon River Tunnel opened in 2011. The bridge was one of the most vital gateways for vehicles traveling from northern and central Vietnam to the city, and therefore was a key point of contention during the Tet Offensive in 1968 and the Fall of Saigon in 1975. In 2013, a new parallel bridge, Saigon 2 Bridge, was opened to ease congestion on the bridge.
Document 7: Bình Hưng Hòa Cemetery: Binh Hung Hoa Cemetery () was formerly the largest cemetery in the urban area of Ho Chi Minh City. It was located in the suburban outskirts of the city but due to the rapid urbanization of Ho Chi Minh City, the urban area eventually eclipsed the cemetery. There are several illegal houses built in and around the cemetery, and an estimated 300,000 residents live among the tombs. In Vietnamese custom, the dead are often buried and therefore puts the pressure on land near the city, especially a large city like Ho Chi Minh City.
Document 8: Shrine of Our Lady of Health: The Shrine of Our Lady of Our Health, Hyderabad is the biggest octagonal church in Asia. It is one of the oldest Roman Catholic Churches of Hyderabad and is dedicated to Blessed Virgin Mary. It is situated near to Mahaveer Hospital, Masab Tank, Hyderabad and is in A.C. Guards, Khairtabad. In this church, the birthday of Blessed Virgin Mary is celebrated on 8 September every year. On the day of the feast and during the feast lakhs of people visit the Shrine to pay their respects to Blessed Virgin Mary. Every year the celebrations start with the Flag Hoisting on 29 August, after which a Novena to Our Lady Of Health is held daily in the evenings, when a parish from Hyderabad or Secundrabad comes to host the Holy Mass. After the mass, there is a procession with the Statue of Our Lady Of Health out in the grounds of the Church after which Benediction takes place. Even on First Saturday of every month, there's a Holy Mass conducted during which the Statue of Our Lady Of Health is taken out in the grounds of the Church where Benediction takes place and thousands of people attend the mass.
Document 9: Cửa Bắc Church: Cua Bac Church () is a Roman Catholic church in Hanoi, Vietnam. Originally named as Church of Martyrs (), the church was built in 1932 by the French administration of Indochina as a part of the Hanoi's urban plan supervised by Ernest Hébrard. Today, Cua Bac Church is one of the three major churches of Hanoi, together with Ham Long Church and Saint Joseph Cathedral. In November, 2006, the Cua Bac Catholic Church became the venue of joint worship service of the Vietnamese Catholics and Protestants with participation of the United States President George W. Bush, who was on an official visit to Vietnam.
Document 10: Ho Chi Minh City University of Foreign Languages and Information Technology: Ho Chi Minh City University of Foreign Languages and Information Technology ("abbreviation": HUFLIT) is a university located at 155 Su Van Hanh, District 10, Ho Chi Minh City, Vietnam. Date of foundation: October 26, 1994, according to Decision No. 616/Ttg by the Prime Minister of the Socialist Republic of Vietnam. HUFLIT is the first private University in Ho Chi Minh City and South Vietnam on the basis of former Saigon Foreign Languages and Information Technology School which is established in 1992.
Document 11: Tân Định Church: The church architecture features Roman style architecture. It is the second largest church in Ho Chi Minh City, after the Saigon Notre-Dame Basilica (Vietnamese, Nhà thờ Đức Bà Sài Gòn) in District 1.
Document 12: Tan Son Nhat International Airport: Tân Sơn Nhất International Airport (IATA: SGN, ICAO: VVTS) (Vietnamese: Sân bay quốc tế Tân Sơn Nhất, Vietnamese: Cảng hàng không quốc tế Tân Sơn Nhất) is the busiest airport in Vietnam with 32.5 million passengers in 2016, serving Ho Chi Minh City as well as the rest of southeastern Vietnam. As of January 2017, it had a total capacity of only 25 million passengers, which has caused constant congestion and sparked debate for expanding or building a new airport. The airport's IATA code, SGN, is derived from the city's former name of Saigon.
Document 13: Museum of Vietnamese History: The Museum of Vietnamese History is located at 2 Nguyen Binh Khiem Street, Ben Nghe Ward, District 1, in Ho Chi Minh City, Vietnam. Formerly known as the Musée Blanchard de la Brosse, built by Auguste Delaval in 1926, and The National Museum of Viet Nam in Sai Gon, it received its current name in 1979. It is a museum showcasing Vietnam's history with exhibits from all periods. It should not be confused with the National Museum of Vietnamese History in Hanoi. The topics covered by the exhibits include the following:
Document 14: Hanoi: Hanoi has experienced a rapid construction boom recently. Skyscrapers, popping up in new urban areas, have dramatically changed the cityscape and have formed a modern skyline outside the old city. In 2015, Hanoi is ranked # 39 by Emporis in the list of world cities with most skyscrapers over 100 m; its two tallest buildings are Hanoi Landmark 72 Tower (336 m, second tallest in Vietnam after Ho Chi Minh City's Landmark 81 and third tallest in south-east Asia after Malaysia's Petronas Twin Towers) and Hanoi Lotte Center (272 m, also, third tallest in Vietnam).
Document 15: Catholic Church: The Catholic Church, also known as the Roman Catholic Church, is the largest Christian church, with more than 1.299 billion members worldwide. As one of the oldest religious institutions in the world, it has played a prominent role in the history and development of Western civilisation. The church is headed by the Bishop of Rome, who is known as the Pope. The church's doctrines are summarised in the Nicene Creed. Its central administration, the Holy See, is in the Vatican City, an enclave within Rome, Italy.
ground_truth: 8,426,100
sub_queries: District 3 >> located in the administrative territorial entity Answer: Ho Chi Minh City
what is the population of Ho Chi Minh City Answer: 8,426,100