Question: In what year did Kraft, Prince of Hohenlohe-Langenburg's father die?

full_context: Document 1: Ernst I, Prince of Hohenlohe-Langenburg: Ernst Christian Carl, 4th Prince of Hohenlohe-Langenburg (May 7, 1794 – April 12, 1860), was a brother-in-law of Queen Victoria of the United Kingdom. He was the son of Prince Charles Louis of Hohenlohe-Langenburg and Countess Amalie Henriette of Solms-Baruth.
Document 2: Carl Ludwig II, Prince of Hohenlohe-Langenburg: Carl Ludwig II, 5th Prince of Hohenlohe-Langenburg (German: "Karl Ludwig Wilhelm Leopold Fürst zu Hohenlohe-Langenburg" ; 25 October 182916 May 1907), was the eldest son of Ernst I, Prince of Hohenlohe-Langenburg. He was the fifth Prince of Hohenlohe-Langenburg.
Document 3: Karl Ludwig, Prince of Hohenlohe-Langenburg: Karl Ludwig, 3rd Prince of Hohenlohe-Langenburg (10 September 1762, Langenburg – 4 April 1825, Langenburg) was the third Prince of Hohenlohe-Langenburg. He was the first child of Prince Christian Albert of Hohenlohe-Langenburg and his wife, Princess Caroline of Stolberg-Gedern.
Document 4: Gottfried von Bismarck: Gottfried Alexander Leopold Graf von Bismarck-Schönhausen (19 September 1962 – 30 June 2007) was a member of the German House of Bismarck. He died of a cocaine overdose in 2007.
Document 5: Moritz, Landgrave of Hesse: Moritz, Prince and Landgrave of Hesse ("Moritz Friedrich Karl Emanuel Humbert" 6 August 1926 – 23 May 2013) was the son of Prince Philip, Landgrave of Hesse, and the head of the House of Brabant and the German House of Hesse.
Document 6: Albert, 12th Prince of Thurn and Taxis: Albert Maria Lamoral Miguel Johannes Gabriel, 12th Prince of Thurn and Taxis (Albert Fürst von Thurn und Taxis; born 24 June 1983), is a German aristocrat, businessman, and race car driver. He has been listed as the world's youngest billionaire many times since his father's death in 1990, first appearing on the list when he was age eight.
Document 7: Gottfried, Prince of Hohenlohe-Langenburg: Gottfried, 8th Prince of Hohenlohe-Langenburg (German: "Gottfried Hermann Alfred Paul Maximilian Viktor Fürst zu Hohenlohe-Langenburg" ; 24 March 189711 May 1960) was the only surviving son of Ernst II, Prince of Hohenlohe-Langenburg.
Document 8: Kraft, Prince of Hohenlohe-Langenburg: Kraft, 9th Prince of Hohenlohe-Langenburg (German: "Kraft Alexander Ernst Ludwig Georg Emich Fürst zu Hohenlohe-Langenburg" ; 25 June 1935 – 16 March 2004) was the eldest son of Gottfried, Prince of Hohenlohe-Langenburg. He was the titular Prince of Hohenlohe-Langenburg from 1960 until his death.
Document 9: Rudolf, Crown Prince of Austria: Rudolf, Crown Prince of Austria (Rudolf Franz Karl Joseph; 21 August 1858 – 30 January 1889) was the only son of Emperor Franz Joseph I and heir apparent to the throne of Austria-Hungary from birth. In 1889, he died in a suicide pact with his mistress, Baroness Mary Vetsera, at the Mayerling hunting lodge. The ensuing scandal made international headlines. He was named after the first Habsburg King of Germany, Rudolf I, who assumed the throne in 1273.
Document 10: Alfred, Duke of Saxe-Coburg and Gotha: Alfred (Alfred Ernest Albert; 6 August 184430 July 1900) reigned as Duke of Saxe-Coburg and Gotha from 1893 to 1900. He was the second son and fourth child of Queen Victoria of the United Kingdom and Prince Albert of Saxe-Coburg and Gotha. He was known as the Duke of Edinburgh from 1866 until he succeeded his paternal uncle Ernest II as the reigning Duke of Saxe-Coburg and Gotha in the German Empire.
Document 11: Prince Karl Alfred of Liechtenstein: Prince Karl Alfred of Liechtenstein (Karl Alfred Maria Johannes Baptista Heinrich Aloys Georg Hartmann Ignatius; 16 August 1910 – 17 November 1985) was a Liechtensteiner prince and brother of Franz Joseph II. He was the third child and second son of Prince Aloys of Liechtenstein and Archduchess Elisabeth Amalie of Austria.
Document 12: Hermann, Prince of Hohenlohe-Langenburg: Hermann Ernst Franz Bernhard, Fürst zu Hohenlohe-Langenburg (31 August 1832 – 9 March 1913) was the 6th Prince of Hohenlohe-Langenburg and the second son of Ernst I, Prince of Hohenlohe-Langenburg and Princess Feodora of Leiningen (half-sister of Queen Victoria).
Document 13: Gustav, 7th Prince of Sayn-Wittgenstein-Berleburg: Gustav, 7th Prince of Sayn-Wittgenstein-Berleburg (Gustav Frederik Philip Richard; born 12 January 1969 in Frankfurt-am-Main, Germany), is the eldest child and only son of Princess Benedikte of Denmark and Richard, 6th Prince of Sayn-Wittgenstein-Berleburg.
Document 14: Philipp, Prince of Hohenlohe-Langenburg: Philipp, 10th Prince of Hohenlohe-Langenburg (Philipp Gottfried Alexander; born 20 January 1970 in Crailsheim, West Germany), is the middle child and only son of Kraft, Prince of Hohenlohe-Langenburg and his first wife, Princess Charlotte of Croÿ. Upon the death of his father in 2004, he became the titular Prince of Hohenlohe-Langenburg.
Document 15: Prince Friedrich of Hesse and by Rhine: Prince Friedrich of Hesse and by Rhine (Friedrich Wilhelm August Victor Leopold Ludwig; 7 October 1870 – 29 May 1873) was the haemophiliac second son of Louis IV, Grand Duke of Hesse, and Princess Alice of the United Kingdom, one of the daughters of Queen Victoria. He was also a maternal great-uncle of Prince Philip, Duke of Edinburgh through his eldest sister Princess Victoria of Hesse and by Rhine.
ground_truth: 1960