question: What nationality is Princess Charlotte Of Saxe-Meiningen's husband?
context: [["Karl Wilhelm, Duke of Saxe-Meiningen", ["August Friedrich Karl Wilhelm, Duke of Saxe-Meiningen (Frankfurt, 19 November 1754 \u2013 Sonneberg, 21 July 1782), was a duke of Saxe-Meiningen."]], ["Bernhard III, Duke of Saxe-Meiningen", ["Bernhard III, Duke of Saxe- Meiningen( 1 April 1851 \u2013 16 January 1928), was the last reigning duke of Saxe- Meiningen."]], ["Princess Charlotte of Saxe-Meiningen", ["Princess Charlotte of Saxe-Meiningen  (11 September 1751, Frankfurt am Main, Free Imperial City of Frankfurt, Holy Roman Empire \u2013 25 April 1827, Genoa, Kingdom of Sardinia) was a member of the House of Saxe-Meiningen and a Princess of Saxe-Meiningen by birth and a member of the House of Saxe-Gotha-Altenburg and Duchess consort of Saxe-Gotha-Altenburg through her marriage to Ernest II, Duke of Saxe-Gotha-Altenburg."]], ["Princess Louise Eleonore of Hohenlohe-Langenburg", ["Princess Luise Eleonore of Hohenlohe- Langenburg( 11 August 1763, in Langenburg \u2013 30 April 1837, in Meiningen) was a German regent.", "She was duchess of Saxe- Meiningen by marriage to George I, Duke of Saxe- Meiningen, and Regent of Saxe- Meiningen during the minority of her son from 1803 to 1821."]], ["Princess Marie Elisabeth of Saxe-Meiningen", ["Princess Marie Elisabeth of Saxe- Meiningen( 23 September 1853 \u2013 22 February 1923) was the only daughter of Georg II, Duke of Saxe- Meiningen, by his first wife, Princess Charlotte of Prussia.", "She was notable as a musician and composer.", "One of her most famous works is\" Romanze\" in F major for clarinet and piano."]], ["Georg, Prince of Saxe-Meiningen", ["Georg, Prince of Saxe- Meiningen( 11 October 1892 \u2013 6 January 1946) was the head of the house of Saxe- Meiningen from 1941 until his death."]], ["Princess Feodora of Saxe-Meiningen", ["Princess Feodora of Saxe-Meiningen (Feodora Viktoria Auguste Marie Marianne; 12 May 1879 \u2013 26 August 1945) was born at Potsdam, the only child of Bernhard III, Duke of Saxe-Meiningen, and his wife, Princess Charlotte of Prussia (the eldest daughter of Frederick III, German Emperor, and Victoria, Princess Royal).", "Feodora was the first great-grandchild of Queen Victoria."]], ["Ernest II, Duke of Saxe-Gotha-Altenburg", ["Ernest II, Duke of Saxe-Gotha-Altenburg (Gotha, 30 January 1745 \u2013 Gotha, 20 April 1804) was the reigning Duke of Saxe-Gotha-Altenburg from 1772 to 1804.", "He was the third but second surviving son of Frederick III, Duke of Saxe-Gotha-Altenburg and Luise Dorothea of Saxe-Meiningen.", "The death of his older brother Frederick in 1756 made him the heir to the duchy of Saxe-Gotha-Altenburg."]], ["Friedrich Wilhelm, Duke of Saxe-Meiningen", ["Friedrich Wilhelm, Duke of Saxe- Meiningen( 16 February 1679 in Ichtershausen \u2013 10 March 1746 in Meiningen), was a duke of Saxe- Meiningen."]], ["Bernhard, Prince of Saxe-Meiningen", ["Bernhard, Prince of Saxe- Meiningen( 30 June 1901 \u2013 4 October 1984) was the head of the House of Saxe- Meiningen from 1946 until his death."]]]
supporting_facts: [["Princess Charlotte of Saxe-Meiningen", 0], ["Ernest II, Duke of Saxe-Gotha-Altenburg", 2]]
evidences: [["Princess Charlotte of Saxe-Meiningen", "spouse", "Ernest II, Duke of Saxe-Gotha-Altenburg"], ["Ernest II, Duke of Saxe-Gotha-Altenburg", "country of citizenship", "Duchy of Saxe-Gotha-Altenburg"]]
answer: Duchy of Saxe-Gotha-Altenburg