Question: When was the fourth satellite of the country Harrysong was from launched?

full_context: Document 1: Harrysong: Harrison Tare Okiri, better known by his stage name Harrysong, is a Nigerian singer, songwriter and instrumentalist who rose to fame after his tribute song to Nelson Mandela won the "Most Downloaded Callertune Award" at The Headies 2013. Harrysong was born in Warri, Delta State, Nigeria to Ijaw parents but moved to Lagos in 2007 after spending some of his early life in Port Harcourt. Prior to signing to QuestionMark Entertainment, Harrysong used to perform at night clubs until he met Kcee who introduced him to top music personalities. In 2014, Harrysong was nominated in the "Best Pop/R&B Artist of the Year" category at the 2014 Nigeria Entertainment Awards after the release of his chart-topping song "Beta Pikin".
Document 2: Menlo Park (band): It featured Harper Simon, Paul Simon's son. Also, its drummer was Seb Rochford, who won the BBC Rising Star Jazz Award in 2004 and leads the Mercury Prize-nominated experimental-jazz group Polar Bear.
Document 3: Communications in Somalia: In November 2013, Somalia received its first fiber optic connection. The country previously had to rely on expensive satellite links due to the civil conflict, which limited internet usage. However, residents now have access to broadband internet cable for the first time after an agreement reached between Hormuud Telecom and Liquid Telecom. The deal will see Liquid Telecom link Hormuud to its 17,000 km (10,500 mile) network of terrestrial cables, which will deliver faster internet capacity. The fiber optic connection will also make online access more affordable to the average user. This in turn is expected to further increase the number of internet users. Dalkom Somalia reached a similar agreement with the West Indian Ocean Cable Company (WIOCC) Ltd, which it holds shares in. Effective the first quarter of 2014, the deal will establish fiber optic connectivity to and from Somalia via the EASSy cable. The new services are expected to reduce the cost of international bandwidth and to better optimize performance, thereby further broadening internet access. Dalkom Somalia is concurrently constructing a 1,000 square mile state-of-the-art data center in Mogadishu. The site will facilitate direct connection into the international fiber optic network by hosting equipment for all of the capital's ISPs and telecommunication companies.
Document 4: Nigeria: Goodluck Jonathan served as Nigeria's president till 16 April 2011, when a new presidential election in Nigeria was conducted. Jonathan of the PDP was declared the winner on 19 April 2011, having won the election with a total of 22,495,187 of the 39,469,484 votes cast, to stand ahead of Muhammadu Buhari from the main opposition party, the Congress for Progressive Change (CPC), which won 12,214,853 of the total votes cast. The international media reported the elections as having run smoothly with relatively little violence or voter fraud, in contrast to previous elections.
Document 5: Nigeria: NigeriaSat-2, Nigeria's second satellite, was built as a high-resolution earth satellite by Surrey Space Technology Limited, a United Kingdom-based satellite technology company. It has 2.5-metre resolution panchromatic (very high resolution), 5-metre multispectral (high resolution, NIR red, green and red bands), and 32-metre multispectral (medium resolution, NIR red, green and red bands) antennas, with a ground receiving station in Abuja. The NigeriaSat-2 spacecraft alone was built at a cost of over £35 million. This satellite was launched into orbit from a military base in China.
Document 6: Singing Melody: Everton Hardweare (born 23 November 1967), better known by his stage name Singing Melody, is a Reggae artist from Kingston, Jamaica. He is known for his abilities as a vocalist, his production work and for combining aspects of Reggae and R&B in his own releases.
Document 7: Nigeria: Nigeria in recent years has been embracing industrialisation. It currently has an indigenous vehicle manufacturing company, Innoson Motors, which manufactures Rapid Transit Buses, Trucks and SUVs with an upcoming introduction of Cars. Nigeria also has few Electronic manufacturers like Zinox, the first Branded Nigerian Computer and Electronic gadgets (like tablet PCs) manufacturers. In 2013, Nigeria introduced a policy regarding import duty on vehicles to encourage local manufacturing companies in the country. In this regard, some foreign vehicle manufacturing companies like Nissan have made known their plans to have manufacturing plants in Nigeria. Ogun is considered to be the current Nigeria's industrial hub, as most factories are located in Ogun and more companies are moving there, followed by Lagos.
Document 8: Nigeria: The Nigerian government has commissioned the overseas production and launch of four satellites. The Nigeriasat-1 was the first satellite to be built under the Nigerian government sponsorship. The satellite was launched from Russia on 27 September 2003. Nigeriasat-1 was part of the world-wide Disaster Monitoring Constellation System. The primary objectives of the Nigeriasat-1 were: to give early warning signals of environmental disaster; to help detect and control desertification in the northern part of Nigeria; to assist in demographic planning; to establish the relationship between malaria vectors and the environment that breeds malaria and to give early warning signals on future outbreaks of meningitis using remote sensing technology; to provide the technology needed to bring education to all parts of the country through distant learning; and to aid in conflict resolution and border disputes by mapping out state and International borders.
Document 9: Mode 9: Babatunde Olusegun Adewale(born June 14, 1975), popularly known by his stage name Modenine, is an English-born Nigerian rapper.In 2014, he released a song titled "Super Human" with Jamaican-American rapper Canibus.
Document 10: Nigeria: On 24 March 2009, the Nigerian Federal Ministry of Science and Technology, NigComSat Ltd. and CGWIC signed another contract for the in-orbit delivery of the NigComSat-1R satellite. NigComSat-1R was also a DFH-4 satellite, and the replacement for the failed NigComSat-1 was successfully launched into orbit by China in Xichang on December 19, 2011. The satellite according to then-Nigerian President Goodluck Jonathan which was paid for by the insurance policy on NigComSat-1 which de-orbited in 2009, would have a positive impact on national development in various sectors such as communications, internet services, health, agriculture, environmental protection and national security.
Document 11: Harry Styles: Harry Edward Styles (born 1 February 1994) is an English singer, songwriter, and actor. He rose to stardom as a member of the boy band One Direction. Styles grew up in Holmes Chapel, Cheshire, where he performed as a singer with his band White Eskimo. In 2010, Styles auditioned as a solo artist for the British music competition series The X Factor, where he and four other contestants joined to form One Direction. One Direction have since released five albums, performed four worldwide tours, and won several awards. One Direction went on an extended hiatus in January 2016.
Document 12: BeiDou: In February 2007, the fourth and last satellite of the BeiDou-1 system, BeiDou-1D (sometimes called BeiDou-2A, serving as a backup satellite), was sent up into space. It was reported that the satellite had suffered from a control system malfunction but was then fully restored.
Document 13: Southampton: The city is home or birthplace to a number of contemporary musicians such as R'n'B singer Craig David, Coldplay drummer Will Champion, former Holloways singer Rob Skipper as well as 1980s popstar Howard Jones. Several rock bands were formed in Southampton, including Band of Skulls, The Delays, Bury Tomorrow, Heart in Hand, Thomas Tantrum (disbanded in 2011) and Kids Can't Fly (disbanded in 2014). James Zabiela, a highly regarded and recognised name in dance music, is also from Southampton.
Document 14: Sonu Nigam: Sonu Nigam was born on 30 July 1973 to Agam Kumar Nigam and Shobha Nigam, in the city of Faridabad, Haryana. His father was from Agra and his mother was from Garhwal. His sister Teesha Nigam is also a professional singer.Nigam began his singing career at the age of four, when he joined his father Agam Kumar Nigam on stage to sing Mohammed Rafi's song "Kya Hua Tera Wada". Nigam began accompanying his father on his singing appearances at weddings and parties. He moved to Mumbai with his father to begin his Bollywood singing career at the age of 18. He was trained by Hindustani classical singer Ustad Ghulam Mustafa Khan.Nigam married Madhurima Mishra on 15 February 2002. He has a son named Nevaan.
Document 15: BeiDou: The first satellite, BeiDou-1A, was launched on 30 October 2000, followed by BeiDou-1B on 20 December 2000. The third satellite, BeiDou-1C (a backup satellite), was put into orbit on 25 May 2003. The successful launch of BeiDou-1C also meant the establishment of the BeiDou-1 navigation system.
ground_truth: December 19, 2011
sub_queries: Where was Harrysong from? Answer: Nigeria
When was Nigeria 's fourth satellite launched? Answer: December 19, 2011