Title: Lyuben Berov
Content:  Lyuben Berov (Любен Беров ) (6 October 1925 in Sofia – 7 December 2006) was a Bulgarian economist. He served as Prime Minister of Bulgaria in the 83th Government of Bulgaria from 30 December 1992 to 17 October 1994.
Title: 2006 in Bulgaria
Content: December 7 - Lyuben Berov, prime minister (1992-1994) 
Title: Oleg Lobov
Content:  From 1960 to 197, he was employed in chemistry and construction industries in Sverdlovsk. He occupied various posts in the Sverdlovsk Communist Party of the Soviet Union), where Boris Yeltsin made a party career, rising up to the regional party head. Then worked in construction and returned to party work in 1982. From 19 April 19 to 15 November 1991 Lobov was First Deputy Chairman of the Council of Ministers of the RSFSR in the first and second cabinets of Ivan Silayev. With Silayev's resignation on 26 September 1991 Lobov became de facto acting prime minister of Russia. He kept the position until the formation of the reformist cabinet on 6 November and final resignation of Silayev's second cabinet on 15 November.
Title: Viktor Zubkov
Content:  Viktor Alekseyevich Zubkov (born 15 September 1941) is a Russian civil servant, politician and businessman who served as the 36th Prime Minister of Russia from September 2007 to May 2008. He was Vladimir Putin's First Deputy Prime Minister during the presidency of Dmitry Medvedev. A civil servant who held various positions in the Leningrad Oblast under the Soviet regime, he later served as advisor to Cabinet Ministers. Zubkov was a financial crime investigator until he was nominated on 12 September 2007 by President Vladimir Putin to replace Prime Minister Mikhail Fradkov, who had resigned earlier that day. The nomination was approved in the Duma on 14 September 2007. On 7 May 2008 Zubkov's cabinet was automatically dismissed. This procedure, following an inauguration of the President of Russia is required by the Russian Constitution. After Putin became Prime Minister, Zubkov was appointed First Deputy Prime Minister of Russia. Zubkov is also the current chairman of the board of directors of Gazprom, Russia's largest corporation and one of the largest oil and natural gas companies in the world.
Title: Yegor Borisov
Content:  After the fall of the Soviet Union, Borisov, who had a background in the agricultural sector served as a corporate manager for agricultural concerns as well as a deputy minister and minister for agriculture in the region. In August 2001, he was elected as a deputy to the regional assembly and became the first deputy prime minister for that body in 2002. In 2003, he became the prime minister of the republic. In May 2010, Governor Vyacheslav Shtyrov stepped down to take a seat on the Federation Council and Russian President Dmitry Medvedev appointed Borisov as the acting governor. The 
Title: Andrei Kobyakov
Content:  Andrei Vladimirovich Kobyakov (Андрэй Уладзіміравіч Кабякоў, Andrei Uladzimiravich Kabyakow; Андрей Владимирович Кобяков; born 21 November 1960) is a Belarusian politician. He served as the Prime Minister of Belarus between 2014 and 2018, appointed by president Alexander Lukashenko on 27 December 2014. Before this appointment, Kobyakov served as Lukashenko's Chief of Staff from 2012 to 2014. He was a Deputy Prime Minister from December 2003 to 28 December 2010.
Title: Ivan Silayev
Content:  the vote; neither Silayev or Bocharov succeeded in this. Seeing that Silayev was Yeltsin's favourite, and had won more votes than Bocharov, Silayev ran unchallenged in the second election round, and was thus elected by a large margin. Gorbachev tried to break the Silayev–Yeltsin alliance but to no avail. In 1989, Valentin Pavlov, the Prime Minister of the Soviet Union from 14 January to 28 August 1991, had gathered together enough information on the errors and omissions of Silayev to weaken his position as Deputy Premier. Silayev never forgave Pavlov and relations between the two grew colder when Pavlov became the Prime Minister.
Title: Vadim Brovtsev
Content:  Of Russian ethnicity, he was born in Chelyabinsk-65 (now Ozyorsk) in 1969. Despite having no previous connection to South Ossetia, Brovtsev became Prime Minister of S.Ossetia after his predecessor, Aslanbek Bulatsev, was fired, according to the official decree, on health reasons, on 4 August 2009. 24 out of 27 MPs voted in favour of Brovtsev as the new PM. There were no other candidates. In April 2010, Brovtsev came under heavy criticism from various sides. It was claimed that he did not manage Russia's monetary aid to rebuild destroyed South Ossetian buildings very well. Several members of the South Ossetian parliament called for Brovtsev to resign, and brought a motion of no confidence to the parliamentary 
Title: Alexander Beglov
Content:  Russia party. On 9 June 2003 he became secretary of the political council of the St. Petersburg regional branch of the United Russia party (replacing Yuri Solonin); The initiator of his election to this post was the head of the Central Executive Committee of the ER Yury Volkov. On 28 April 2004 he was re-elected secretary of the regional political council. In June 2003, Vladimir Yakovlev prematurely resigned as governor. Beglov served as acting governor for three months before the elections. In the fall of 2003, he was nominated by the United Russia party as a candidate for deputy of the State Duma of the fourth 
Title: Sergey Kozlov (politician)
Content:  Sergey Ivanovich Kozlov (Сергей Иванович Козлов, Сергій Іванович Козлов) was appointed the Prime Minister of the unrecognized Luhansk People's Republic on 25 December 2015. He is a major general of the People's Militia of Donbas. Kozlov succeeded Gennadiy Tsypkalov.

Question: Verify the following claims with "True" or "False": Yep, Lyuben Berov was not the prime minister.
Answer: False