Question: Who is the spouse of the person who was president of Russia at the time that the leader of the space race in April of 1961 disintegrated?

<P0-S0> kalpana chawla (march 17, 1962 -- february 1, 2003) was an american astronaut and the first woman of indian origin in space. <P0-S1> she first flew on space shuttle columbia in 1997 as a mission specialist and primary robotic arm operator. <P0-S2> in 2003, chawla was one of the seven crew members who died in the space shuttle columbia disaster when the craft disintegrated during its re-entry into the earth's atmosphere. <P0-S3> chawla is a recipient of the congressional space medal of honor. <SEP> <P1-S0> The dissolution of the Soviet Union occurred on December 26, 1991, officially granting self - governing independence to the Republics of the Soviet Union. <P1-S1> It was a result of the declaration number 142 - Н of the Supreme Soviet of the Soviet Union. <P1-S2> 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. <P1-S3> 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. <P1-S4> 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. <SEP> <P2-S0> The Space Race began on August 2, 1955, when the Soviet Union responded to the US announcement four days earlier of intent to launch artificial satellites for the International Geophysical Year, by declaring they would also launch a satellite ``in the near future ''. <P2-S1> The Soviet Union beat the US to this, with the October 4, 1957, orbiting of Sputnik 1, and later beat the US to the first human in space, Yuri Gagarin, on April 12, 1961. <P2-S2> The`` race'' peaked with the July 20, 1969, US landing of the first humans on the Moon with Apollo 11. <P2-S3> The USSR tried but failed crewed lunar missions, and eventually canceled them and concentrated on Earth orbital space stations. <SEP> <P3-S0> the 2017 russian grand prix (russian: гран - при россии 2017 года, translit. <P3-S1> gran - pri rossii 2017 goda), officially known as the 2017 formula 1 vtb russian grand prix, was a formula one motor race that took place on 30 april 2017 as the fourth round of the 2017 fia formula one world championship. <P3-S2> the fifty - two lap race was held at the sochi autodrom, marking the fourth running of the russian grand prix as a round of the formula one world championship. <P3-S3> sebastian vettel started the race from pole, with his teammate kimi räikkönen in second in ferrari's first front - row lockout since the 2008 french grand prix. <P3-S4> valtteri bottas won the race by 0.617 seconds over vettel, the smallest winning margin since the 2016 abu dhabi grand prix. <SEP> <P4-S0> 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. <P4-S1> She raised funds for the preservation of Russian cultural heritage, fostering of new talent, and treatment programs for children's blood cancer.