Question: Bertalan Farkas and Georgi Ivanov, share which mutual occupation?

full_context: Document 1: Charles Simonyi: Charles Simonyi ( ; Hungarian: "Simonyi Károly" , ] ; born September 10, 1948), son of Károly Simonyi, is a Hungarian-born American computer programmer, businessman, and space tourist. He was head of Microsoft's application software group, where he oversaw the creation of Microsoft's flagship Office suite of applications. He now heads his own company, "Intentional Software", with the aim of developing and marketing his concept of intentional programming. In April 2007, aboard Soyuz TMA-10, he became the fifth space tourist and the second Hungarian in space. In March 2009, aboard Soyuz TMA-14, he made a second trip to the International Space Station. His estimated net worth is US$1.4 billion.
Document 2: Georgi Kyoseivanov: Georgi Ivanov Kyoseivanov (Bulgarian: Георги Иванов Кьосеиванов ) (19 January 1884, Peshtera – 27 July 1960) was a Bulgarian politician who went on to serve as Prime Minister.
Document 3: Franz Viehböck: Franz Artur Viehböck (born August 24, 1960 in Vienna) is an Austrian electrical engineer, and was Austria's first cosmonaut. He was titulated "„Austronaut“" by his country's media. He visited the Mir space station in 1991 aboard Soyuz TM-13, returning aboard Soyuz TM-12 after spending just over a week in space.
Document 4: Georgy Zhukov: Georgy Konstantinovich Zhukov 1 December 1896 – 18 June 1974), was a Soviet Red Army officer who became Chief of General Staff, Deputy Commander-in-Chief, Minister of Defence and a member of the Politburo. During World War II he participated in multiple battles, ultimately commanding the 1st Belorussian Front in the Battle of Berlin, which resulted in the defeat of Nazi Germany, and the end of the War in Europe
Document 5: Georgi Atanasov (politician): Georgi Ivanov Atanasov (Bulgarian: Георги Иванов Атанасов) (born 25 July 1933) was a leading member of the Bulgarian Communist Party who served as Prime Minister from 1986-1990. Atanasov supported the move to oust Todor Zhivkov as Chairman of the State Council, joining Petar Mladenov in leading the opposition. In November 1992 he was sentenced to ten years imprisonment for embezzlement, although he was released on health grounds in 1994. He is currently the oldest living former prime minister of Bulgaria.
Document 6: Georgi Ivanov (mayor): Georgi Ivanov Ivanov (born 1954) is the mayor of Haskovo, a municipality in southern Bulgaria. He was elected to a four-year term in 1999, and re-elected in 2003, 2007 and again in 2011.
Document 7: Georgi Ivanov: Major general Georgi Ivanov Kakalov (Bulgarian: Георги Иванов Какалов ; born July 2, 1940) is a retired Bulgarian military officer and the first Bulgarian cosmonaut. He was a member of the National Assembly of Bulgaria in 1990.
Document 8: Georgi Veselinov – Zograf: Georgi Ivanov Veselinov - Zograf (Bulgarian: Георги Иванов Веселинов - Зограф ) was a Bulgarian National Revival painter, public figure and deputy in the II and III National Assembly.
Document 9: Ivan Bella: Ivan Bella (born 25 May 1964 in Brezno, Czechoslovakia (now Slovakia)) is a Slovak Air Force officer who became the first Slovak citizen to fly in space. He participated in an eight-day joint Russian-French-Slovak mission to the Mir space station in 1999.
Document 10: Norbert Farkas (alpine skier): Norbert Farkas (born April 7, 1992 in Budapest) is an alpine skier from Hungary. He competed for Hungary at the 2014 Winter Olympics in the slalom and giant slalom. He is 11-time Hungarian National Champion, 28-time Hungarian National Junior Champion. A team member of Felix Promotion sport-management agency. He learned to ski at the age of three. He has been studying International Business at Budapest University of Technology and Economics and was granted "A Good Student, a Good Athlete" award in 2013. Coaches are: Armin Brunner, Budai Balázs and Zakariás Zsolt. His role model is Felix Neureuther.
Document 11: Pavel Belyayev: Pavel Ivanovich Belyayev (Russian: Павел Иванович Беляев ; 26 June 1925 – 10 January 1970), was a Soviet fighter pilot with extensive experience in piloting different types of aircraft. He was the first commander of the cosmonaut corps and the cosmonaut who commanded the historic Voskhod 2 mission which saw the first man walk in space in 1965.
Document 12: Georgi Partsalev: Georgi Ivanov Partsalev (Bulgarian: Георги Иванов Парцалев ; 16 June 1925 – 31 October 1989) was a Bulgarian theatre and film actor mainly known for his roles in comedies.
Document 13: Bertalan Farkas: Bertalan Farkas (born August 2, 1949) is the first Hungarian cosmonaut and the first Esperantist in space. He is currently the president of Airlines Service and Trade. With Charles Simonyi's travel, Farkas is no longer the only Hungarian who has been to space (he is still the only astronaut, as Simonyi flew as a space tourist).
Document 14: Science and technology in Romania: On May 14, 1981 Romania became the 11th country in the world to have an astronaut in space. That astronaut, Dumitru Prunariu is today's president of Romanian Space Agency.
Document 15: Christer Fuglesang: Arne Christer Fuglesang (] ) (born March 18, 1957 in Stockholm) is a Swedish physicist and an ESA astronaut. He was first launched aboard the STS-116 Space Shuttle mission on December 10, 2006, at 01:47 GMT, making him the first Swedish citizen in space.
ground_truth: cosmonaut