Question: Who was the spouse of the president of the Russian republic at the time the country BRDM-2 originated from disintegrated?

full_context: Document 1: Dissolution of the Soviet Union: The dissolution of the Soviet Union occurred on December 26, 1991, officially granting self - governing independence to the Republics of the Soviet Union. It was a result of the declaration number 142 - Н of the Supreme Soviet of the Soviet Union. The declaration acknowledged the independence of the former Soviet republics and created the Commonwealth of Independent States (CIS), although five of the signatories ratified it much later or did not do so at all. On the previous day, 25 December 1991, Soviet President Mikhail Gorbachev, the eighth and final leader of the Soviet Union, resigned, declared his office extinct, and handed over its powers -- including control of the Soviet nuclear missile launching codes -- to Russian President Boris Yeltsin. That evening at 7: 32 p.m., the Soviet flag was lowered from the Kremlin for the last time and replaced with the pre-revolutionary Russian flag.
Document 2: Dissolution of the Soviet Union: In the fall of 1985, Gorbachev continued to bring younger and more energetic men into government. On September 27, Nikolai Ryzhkov replaced 79-year-old Nikolai Tikhonov as Chairman of the Council of Ministers, effectively the Soviet prime minister, and on October 14, Nikolai Talyzin replaced Nikolai Baibakov as chairman of the State Planning Committee (GOSPLAN). At the next Central Committee meeting on October 15, Tikhonov retired from the Politburo and Talyzin became a candidate. Finally, on December 23, 1985, Gorbachev appointed Yeltsin First Secretary of the Moscow Communist Party replacing Viktor Grishin.
Document 3: BMD-3: Designed in the 1980s, the vehicle was manufactured by the Volgograd tractor factory under the industrial index Object 950. The BMD-3 entered service with the VDV in 1990 with only 137 vehicles being produced due to the economic depression. The operators of the BMD-3 are Angola and Russia. As of 2013, 123 BMD-3s and 60 BMD-4s are in service with the Russian Airborne Troops.
Document 4: Dissolution of the Soviet Union: The dissolution of the Soviet Union was formally enacted on December 26, 1991, as a result of the declaration no. 142-Н of the Soviet of the Republics of the Supreme Soviet of the Soviet Union. The declaration acknowledged the independence of the former Soviet republics and created the Commonwealth of Independent States (CIS), although five of the signatories ratified it much later or not at all. On the previous day, Soviet President Mikhail Gorbachev, the eighth and last leader of the Soviet Union, resigned, declared his office extinct, and handed over its powers – including control of the Soviet nuclear missile launching codes – to Russian President Boris Yeltsin. That evening at 7:32 p.m., the Soviet flag was lowered from the Kremlin for the last time and replaced with the pre-revolutionary Russian flag.
Document 5: Naina Yeltsina: Naina Yeltsina was rarely seen in public. She accompanied her husband on some of his foreign visits, including 1997 visits to Sweden, Finland, and a 1999 visit to China. As a rule, Naina Yeltsina never interfered in her husband's political work. However, in the 1996 election campaign, she met with voters and gave interviews to the media. A major public appearance was the state funeral of her late husband in Moscow in April 2007.
Document 6: BRDM-2: The BRDM-2 entered service with the Soviet Army in 1962. It was first publicly shown in 1966. It replaced the BRDM-1 in the Soviet and Warsaw Pact armies. Production started in 1962 and went on until 1989, with 7,200 vehicles produced (mostly for export).
Document 7: Soviet Union: With the rise of strong nationalist and separatist movements inside the union republics, Gorbachev tried to avert a dissolution of the Soviet Union in the post-Cold War era. A March 1991 referendum, boycotted by some republics, resulted in a majority of participating citizens voting in favor of preserving the union as a renewed federation. Gorbachev's power was greatly diminished after Russian President Boris Yeltsin played a high - profile role in facing down an abortive August 1991 coup d'état attempted by Communist Party hardliners. On 25 December 1991, Gorbachev resigned and the remaining twelve constituent republics emerged as independent post-Soviet states. The Russian Federation -- formerly the Russian SFSR -- assumed the Soviet Union's rights and obligations and is recognized as the successor state of the Soviet Union. In summing up the international ramifications of these events, Vladislav Zubok stated: ``The collapse of the Soviet empire was an event of epochal geopolitical, military, ideological and economic significance. ''
Document 8: DShK: In addition to the Soviet Union and Russia, the DShK has been manufactured under license by a number of countries, including the People's Republic of China (Type 54), Pakistan, and Romania. Currently, it has been mostly replaced in favour of the more modern NSV and Kord designs. Nevertheless, the DShK is still one of the most widely used heavy machine guns.
Document 9: Dissolution of the Soviet Union: The Soviet Union was dissolved on December 26, 1991. It was a result of the declaration number 142 - Н of the Soviet of the Republics of the Supreme Soviet of the Soviet Union. The declaration acknowledged the independence of the former Soviet republics and created the Commonwealth of Independent States (CIS), although five of the signatories ratified it much later or did not do so at all. On the previous day, Soviet President Mikhail Gorbachev, the eighth and final leader of the Soviet Union, resigned, declared his office extinct, and handed over its powers -- including control of the Soviet nuclear missile launching codes -- to Russian President Boris Yeltsin. That evening at 7: 32, the Soviet flag was lowered from the Kremlin for the last time and replaced with the pre-revolutionary Russian flag.
Document 10: Yelena Bonner: Yelena Georgievna Bonner (; 15 February 1923 – 18 June 2011) was a human rights activist in the former Soviet Union and wife of the physicist Andrei Sakharov. During her decades as a dissident, Bonner was noted for her characteristic blunt honesty and courage.
Document 11: Dissolution of the Soviet Union: Mikhail Gorbachev was elected General Secretary by the Politburo on March 11, 1985, three hours after predecessor Konstantin Chernenko's death at age 73. Gorbachev, aged 54, was the youngest member of the Politburo. His initial goal as general secretary was to revive the Soviet economy, and he realized that doing so would require reforming underlying political and social structures. The reforms began with personnel changes of senior Brezhnev-era officials who would impede political and economic change. On April 23, 1985, Gorbachev brought two protégés, Yegor Ligachev and Nikolai Ryzhkov, into the Politburo as full members. He kept the "power" ministries happy by promoting KGB Head Viktor Chebrikov from candidate to full member and appointing Minister of Defence Marshal Sergei Sokolov as a Politburo candidate.
Document 12: Raisa Gorbacheva: Raisa Maximovna Gorbacheva ( "Raisa Maksimovna Gorbachyova", , Титаренко; 5 January 1932 – 20 September 1999) was a Russian activist who was the wife of Soviet leader Mikhail Gorbachev. She raised funds for the preservation of Russian cultural heritage, fostering of new talent, and treatment programs for children's blood cancer.
Document 13: BRDM-2: The BRDM-2 ("Boyevaya Razvedyvatelnaya Dozornaya Mashina", Боевая Разведывательная Дозорная Машина, literally "Combat Reconnaissance/Patrol Vehicle") is an amphibious armoured patrol car used by Russia and the former Soviet Union. It was also known under the designations BTR-40PB, BTR-40P-2 and GAZ 41-08. This vehicle, like many other Soviet designs, has been exported extensively and is in use in at least 38 countries. It was intended to replace the earlier BRDM-1, compared to which it had improved amphibious capabilities and better armament.
Document 14: BTR-D: The BTR-D is a Soviet airborne multi-purpose tracked armoured personnel carrier which was introduced in 1974 and first seen by the West in 1979 during the Soviet–Afghan War. BTR-D stands for "Bronetransportyor Desanta" (БТР, Бронетранспортер Десанта, literally "armoured transporter of the Airborne"). It is based on the BMD-1 airborne IFV. NATO gave it the designation BMD M1979.
Document 15: Dissolution of the Soviet Union: In a nationally televised speech early in the morning of December 25, 1991, Gorbachev resigned as president of the USSR – or, as he put it, "I hereby discontinue my activities at the post of President of the Union of Soviet Socialist Republics." He declared the office extinct, and all of its powers (such as control of the nuclear arsenal) were ceded to Yeltsin. A week earlier, Gorbachev had met with Yeltsin and accepted the fait accompli of the Soviet Union's dissolution. On the same day, the Supreme Soviet of the Russian SFSR adopted a statute to change Russia's legal name from "Russian Soviet Federative Socialist Republic" to "Russian Federation," showing that it was now a sovereign state.
ground_truth: Raisa Maximovna Gorbacheva
sub_queries: What country did BRDM-2 originate? Answer: Soviet Union
who was the president of the russian republic at the time of the disintegration of Soviet Union Answer: Mikhail Gorbachev
Mikhail Gorbachev >> spouse Answer: Raisa Maximovna Gorbacheva