Question: Which country held the Olympics games where Robert Seguso won a gold medal with Ken Flach in the men's doubles?

full_context: Document 1: 1987 Wimbledon Championships – Men's Doubles: Ken Flach and Robert Seguso defeated Sergio Casal and Emilio Sánchez 3-6, 6-7(6), 7-6(3), 6-1, 6-4 in the final to win the Gentlemen's Doubles title at the 1987 Wimbledon Championships.
Document 2: Ken Flach: Kenneth Eliot Flach (born May 24, 1963) is a former professional tennis player from the United States. A doubles specialist, he won 4 Grand Slam men's doubles titles (2 Wimbledon and 2 US Open), and 2 Grand Slam mixed doubles titles (1 Wimbledon and 1 French Open). He also won the men's doubles Gold Medal at the 1988 Olympic Games in Seoul, partnering Robert Seguso. Flach reached the World No. 1 doubles ranking in 1985.
Document 3: Embassy of the United States, Seoul: The Embassy of the United States in Seoul is the embassy of the United States in the Republic of Korea (South Korea), in the capital city of Seoul. The embassy is charged with diplomacy and South Korea–United States relations. The United States Ambassador to Korea is the head of the diplomatic mission of the United States to South Korea.
Document 4: South Korea: South Korea, officially the Republic of Korea (abbreviated ROK), is a sovereign state in East Asia, constituting the southern part of the Korean Peninsula. Officially, its territory consists of the whole Korean Peninsula and its adjacent islands, which are largely mountainous. South Koreans lead a distinctive urban lifestyle, as half of them live in high-rises concentrated in the Seoul Capital Area with 25 million residents. The capital Seoul is the world's sixth leading global city with the fifth largest economy and is the seventh most sustainable city in the world.
Document 5: Seoul: Seoul ( ; 서울; ] ), officially the Seoul Special Metropolitan City – is the capital and largest metropolis of the Republic of Korea (commonly known as South Korea). Seoul is the world's 16th largest city, and forms the heart of the Seoul Capital Area, which includes the surrounding Incheon metropolis and Gyeonggi province. The Seoul Capital Area houses about half of the country's population of 51.44 million people with 678,102 international residents.
Document 6: 1988 Wimbledon Championships – Men's Doubles: The Men's Doubles tournament at the 1988 Wimbledon Championships was held from 20 June to 4 July 1988 on the outdoor grass courts at the All England Lawn Tennis Club in the Wimbledon district in London, England. Ken Flach and Robert Seguso successfully defended their title, defeating John Fitzgerald and Anders Järryd in the final.
Document 7: List of companies of South Korea: South Korea is a sovereign state in East Asia, constituting the southern part of the Korean Peninsula. Highly urbanized at 92%, South Koreans lead a distinctive urban lifestyle; half of them live in high-rises concentrated in the Seoul Capital Area with 25 million residents and the world's sixth leading global city with the fourth largest economy and seventh most sustainable city in the world.
Document 8: Samsung: Samsung Group (Hangul:  ; Hanja:  ; ] ) is a South Korean multinational conglomerate headquartered in Samsung Town, Seoul. It comprises numerous affiliated businesses, most of them united under the "Samsung" brand, and is the largest South Korean "chaebol" (business conglomerate).
Document 9: Bundang-gu: Bundang-gu is the largest and most populous district ("gu") of Seongnam, a major city in the Seoul Capital Area, South Korea. Bundang is one of South Korea's wealthiest and highest developed areas, being the nation's first and largest completely artificial city built in the early 1990s. Many high-rise luxury condos moved in the early 2000s, with a second planned city built in the late 2000s called Pangyo in the same district. Apartment prices are the second highest in Gyeonggi-do after Gwacheon and 10th highest nationwide, higher than many central Seoul districts such as Mapo-gu or Jongno-gu. Apartments around Pangyo Station and the high-rise luxury condos around Jeongja Station and Sunae Station rival prices in the most expensive areas in the country. Unlike older cities such as Seoul, Bundang has no telephone poles overground, resulting in a clean cityscape with well-designed streets.
Document 10: Bob Bryan: Robert Charles Bryan (born April 29, 1978) is an American male professional tennis player. He has won twenty-three Grand Slam titles: 16 in men's doubles and 7 in mixed doubles. He turned professional in 1998. With his twin brother Mike, he has been world No. 1 doubles player for much of the last several years, first achieving the top ranking in September 2003. The brothers were named ATP Team of the Decade for 2000–2009. The brothers became the second men's doubles team to complete the career golden slam at the 2012 Summer Olympics.
Document 11: Arthur Ashe: Arthur Robert Ashe Jr. (July 10, 1943 – February 6, 1993) was an American professional tennis player. He won three Grand Slam titles.
Document 12: Robert Seguso: Robert Arthur Seguso (born May 1, 1963) is a former professional tennis player from the United States. A doubles specialist, he won four Grand Slam men's doubles titles (two Wimbledon, one French Open and one US Open). He also won the men's doubles Gold Medal at the 1988 Olympic Games in Seoul, partnering Ken Flach. Seguso reached the World No. 1 doubles ranking in 1985. He won a total of 29 career doubles titles between 1984 and 1991.
Document 13: 1985 US Open – Men's Doubles: The Men's Doubles tournament at the US Open was held from August 27 to September 8, 1985, on the outdoor hard courts at the USTA National Tennis Center in New York City, United States. Ken Flach and Robert Seguso won the title, defeating Henri Leconte and Yannick Noah in the final.
Document 14: International Finance Center Seoul: International Finance Centre Seoul(서울국제금융센터), commonly known IFC Seoul(아이 에프 시 서울), is a mixed-use integrated commercial development in Seoul, South Korea. It is located in Yeouido-dong, Yeongdeungpo-gu, Seoul, South Korea. The IFC project is one of the first large-scale developments in Korea, led by an international consortium. It was officially launched in 2005, and is part of Seoul Metropolitan Government's plan to rejuvenate the Yeouido area as a regional financial hub.
Document 15: Marc Rosset: Marc Rosset (born 7 November 1970) is a former professional tennis player from Switzerland who is best remembered for winning the men's singles gold medal at the 1992 Olympic Games. He also won one Grand Slam doubles title at the French Open in 1992 partnering compatriot Jakob Hlasek.
ground_truth: Republic of Korea