question: Who lived longer, Johann Wilhelm Andreas Pfaff or Irina Mikhailovna Raievskya?
context: [["Johann Wilhelm L\u00f6bell", ["Johann Wilhelm L\u00f6bell( 15 September 1786 \u2013 12 July 1863) was a German historian."]], ["Irina Baldina", ["Irina Mikhailovna Baldina( May 18, 1922, Moscow, Soviet Russia \u2013 January 15, 2009, Saint Petersburg, Russia) was a Soviet Russian painter who lived and worked in Leningrad, was a member of the Saint Petersburg Union of Artists( before 1992 the Leningrad branch of Union of Artists of Russian Federation), and is regarded as a representative of the Leningrad school of painting."]], ["Johann Wilhelm Haas", ["Johann Wilhelm Haas( 1649 \u2013 1723), was a German trumpet maker and engraver."]], ["Johann Wilhelm Sturm", ["Johann Wilhelm Sturm( 1808- 1865) was German botanist."]], ["Wilhelm Hill", ["Johann Wilhelm Hill( 28 March 1838 \u2013 6 June 1902) was a German pianist and composer."]], ["Karl Strehl", ["Karl Wilhelm Andreas Strehl( April 30, 1864 \u2014 June 14, 1940) was a German physicist, author and mathematician.", "He is notable for the Strehl ratio, a widely used measurement for the optical quality of an imaging system."]], ["Johann Wilhelm Andreas Pfaff", ["Johann Wilhelm Andreas Pfaff( 5 December 1774 \u2013 26 June 1835), was professor of pure and applied mathematics successively at Dorpat, Nuremberg, W\u00fcrzburg and Erlangen.", "He was a brother of Johann Friedrich Pfaff, a mathematician; and of Christian Heinrich Pfaff, a physician and physicist."]], ["Irina Mikhailovna Raievskya", ["Irina Mikhailovna Raievskya( 18 August 1892 \u2013 22 January 1955), was a Russian and German noble.", "She was Duchess of Mecklenburg by her marriage to her second husband, George, Duke of Mecklenburg, who was the head of the House of Mecklenburg- Strelitz from 1934 until his death in 1963.", "Irina is the great- grandmother of Sophie, Princess of Prussia, wife of Georg Friedrich, Prince of Prussia, current head of the House of Hohenzollern."]], ["Willi Boltze", ["Wilhelm Andreas\" Willi\" Boltze( 24 July 1904 \u2013 25 October 1937) was a German long- distance runner.", "He competed in the men's 5000 metres at the 1928 Summer Olympics."]], ["Johann Wilhelm, Duke of Saxe-Weimar", ["Johann Wilhelm (11 March 1530 \u2013 2 March 1573) was a duke of Saxe-Weimar."]]]
supporting_facts: [["Johann Wilhelm Andreas Pfaff", 0], ["Irina Mikhailovna Raievskya", 0]]
evidences: [["Johann Wilhelm Andreas Pfaff", "date of birth", "5 December 1774"], ["Johann Wilhelm Andreas Pfaff", "date of death", "26 June 1835"], ["Irina Mikhailovna Raievskya", "date of birth", "18 August 1892"], ["Irina Mikhailovna Raievskya", "date of death", "22 January 1955"]]
answer: Irina Mikhailovna Raievskya