Question: When did the country bordering the country Mapado originated in conduct its first nuclear test?

full_context: Document 1: South Korea: The country, including all its islands, lies between latitudes 33 ° and 39 ° N, and longitudes 124 ° and 130 ° E. Its total area is 100,032 square kilometres (38,622.57 sq mi).
Document 2: Geography of Vietnam: Vietnam is located on the eastern margin of the Indochinese peninsula and occupies about 331,211.6 square kilometers, of which about 25% was under cultivation in 1987. It borders the Gulf of Thailand, Gulf of Tonkin, and Pacific Sea, alongside China, Laos, and Cambodia. The S - shaped country has a north - to - south distance of 1,650 kilometers and is about 50 kilometers wide at the narrowest point. With a coastline of 3,260 kilometers, excluding islands, Vietnam claims 12 nautical miles (22.2 km; 13.8 mi) as the limit of its territorial waters, an additional 12 nautical miles (22.2 km; 13.8 mi) as a contiguous customs and security zone, and 200 nautical miles (370.4 km; 230.2 mi) as an exclusive economic zone.
Document 3: Names of Korea: An early attempt to translate these characters into English gave rise to the expression ``The Land of the Morning Calm ''for Korea, which parallels the expression`` The Land of the Rising Sun'' for Japan. While the wording is fanciful, the essence of the translation is valid.
Document 4: 2006 North Korean nuclear test: The 2006 North Korean nuclear test was the detonation of a nuclear device conducted by North Korea on October 9, 2006.
Document 5: Geography of Japan: Japan is an island nation in East Asia comprising a volcanic archipelago extending along the continent's Pacific coast. It lies between 24 ° to 46 ° north latitude and from 123 ° to 146 ° east longitude. Japan is southeast of the Russian Far East, separated by the Sea of Okhotsk; slightly east of the Korean Peninsula, separated by the Sea of Japan; and east - northeast of China and Taiwan, separated by the East China Sea. The closest neighboring country to Japan is Russia.
Document 6: Suseo-dong: Suseo-dong is a ward of Gangnam-gu in Seoul, South Korea. The name, "Suseo" originated from the feature of Han River running through the western part of the region. Suseo-dong is also home to the Tancheon park.
Document 7: Geography of South Korea: South Korea is located in East Asia, on the southern half of the Korean Peninsula jutting out from the far east of the Asian land mass. The only country with a land border to South Korea is North Korea, lying to the north with 238 kilometres (148 mi) of border running along the Korean Demilitarized Zone. South Korea is mostly surrounded by water and has 2,413 kilometres (1,499 mi) of coast line along three seas; to the west is the Yellow Sea (known in Korea as West Sea), to the south is the East China Sea, and to the east is the Sea of Japan (known in Korea as East Sea). Geographically, South Korea's land mass is approximately 100,032 square kilometres (38,623 sq mi). 290 square kilometres (110 sq mi) of South Korea are occupied by water. The approximate coordinates are 37 ° North, 127 ° 30 East. Notable islands include Jeju Island (Jejudo), Ulleung Island (Ulleungdo), and Liancourt Rocks (Dokdo, known in Japan as Takeshima).
Document 8: List of states with nuclear weapons: Country Warheads (Deployed / Total) Date of first test Test site of first test CTBT status Delivery methods Number of tests The five nuclear - weapon states under the NPT United States 1,800 / 6,800 16 July 1945 (``Trinity '') Alamogordo, New Mexico Signatory Nuclear triad 1,054 Russia 1,950 / 7,000 29 August 1949 (`` RDS - 1'') Semipalatinsk, Kazakhstan Ratifier Nuclear triad 715 United Kingdom 120 / 215 3 October 1952 (``Hurricane '') Monte Bello Islands, Australia Ratifier Sea - based 45 France 280 / 300 13 February 1960 (`` Gerboise Bleue'') Sahara, French Algeria Ratifier Sea - and air - based 210 China? / 270 16 October 1964 (``596 '') Lop Nur, Xinjiang Signatory Suspected nuclear triad. 45 Non-NPT nuclear powers India 0 / 110 -- 120 18 May 1974 (`` Smiling Buddha'') Pokhran, Rajasthan Non-signatory Nuclear triad 6 Pakistan 0 / 120 -- 130 28 May 1998 (``Chagai - I '') Ras Koh Hills, Balochistan Non-signatory Land and air - based. 6 North Korea 0 /? 9 October 2006 Kilju, North Hamgyong Non-signatory Suspected land and sea - based. 6 Undeclared nuclear powers Israel n.a. / est. 60 -- 400 1960 -- 1979 incl. suspected Vela Incident Signatory Suspected nuclear triad.
Document 9: South Korea: South Korea occupies the southern portion of the Korean Peninsula, which extends some 1,100 km (680 mi) from the Asian mainland. This mountainous peninsula is flanked by the Yellow Sea to the west, and the Sea of Japan to the east. Its southern tip lies on the Korea Strait and the East China Sea.
Document 10: North Korea and weapons of mass destruction: North Korea has a military nuclear weapons program and also has a significant quantity of chemical and biological weapons. As of 2003, North Korea is no longer a party to the Treaty on the Non-Proliferation of Nuclear Weapons (NPT). The country has come under sanctions after conducting a number of nuclear tests, beginning in 2006.
Document 11: Jeju Province: Jeju Province, officially Jeju Special Self-Governing Province, is one of the nine provinces of South Korea. The province is situated on Jeju Island (; ), formerly transliterated as Cheju or Cheju Do, the country's largest island. It was previously known as Quelpart to Europeans and during the Japanese occupation as Saishū. The island lies in the Korea Strait, southwest of South Jeolla Province, of which it was a part before it became a separate province in 1946. Its capital is Jeju City.
Document 12: Ri (administrative division): A ri or village is an administrative unit in both North Korea and South Korea similar to the unit of village.
Document 13: Mapado: "Do" can either mean "province" or "island" in Korean. "Seom" means island in the Korean language as well, although "do" is a Sino-Korean word used in name compound words, but "seom" can stand alone. Filming for "Mapado" did not take place on an island, but in Dongbaek village in Yeonggwang County, South Korea.
Document 14: Nuclear weapons testing: Underground tests in the United States continued until 1992 (its last nuclear test), the Soviet Union until 1990, the United Kingdom until 1991, and both China and France until 1996. In signing the Comprehensive Nuclear - Test - Ban Treaty in 1996, these states have pledged to discontinue all nuclear testing; the treaty has not yet entered into force because of failure to be ratified by eight countries. Non-signatories India and Pakistan last tested nuclear weapons in 1998. North Korea conducted nuclear tests in 2006, 2009, 2013, 2016, and 2017. The most recent confirmed nuclear test occurred in September 2017 in North Korea.
Document 15: List of nuclear weapons tests of North Korea: Nuclear tests Information Country North Korea Test site Punggye - ri Nuclear Test Site, North Korea Period 2006 -- present Number of tests 6 Test type underground Max. yield ~ 140 kt (U.S. intelligence) 160 kt (Revised estimates from Japanese Government) 250 kt (38 North and revised NORSAR estimate)
ground_truth: October 9, 2006
sub_queries: What country did Mapado originate? Answer: South Korea
what are the neighboring countries of South Korea Answer: North Korea
when did North Korea conduct its first nuclear test Answer: October 9, 2006