question: Who is the maternal grandmother of Princess Feodora Of Saxe-Meiningen (1890–1972)?
context: [["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."]], ["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."]], ["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."]], ["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."]], ["Countess Adelaide of Lippe-Biesterfeld", ["Countess Adelaide of Lippe-Biesterfeld (22 June 1870 \u2013 3 September 1948) was the eldest child of Ernest II, Count of Lippe-Biesterfeld and Countess Karoline of Wartensleben."]], ["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."]], ["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 (1890\u20131972)", ["Princess Feodora of Saxe-Meiningen", "(Feodora Karola Charlotte Marie Adelheid Auguste Mathilde; 29 May 1890 \u2013 12 March 1972) was the eldest child of Prince Friedrich Johann of Saxe-Meiningen, a younger son of Georg II, Duke of Saxe-Meiningen, and Countess Adelaide of Lippe-Biesterfeld, a daughter of Ernst, Count of Lippe-Biesterfeld.", "By marriage, she was known as Grand Duchess of Saxe-Weimar-Eisenach."]], ["Princess Feodora of Hohenlohe-Langenburg", ["Princess Feodora of Hohenlohe- Langenburg( Feodora Victoria Adelheid; 7 July 1839 \u2013 10 February 1872) was a daughter of Ernst I, Prince of Hohenlohe- Langenburg and Princess Feodora of Leiningen.", "By her marriage to Georg of Saxe- Meiningen, she would become Duchess of Saxe- Meiningen upon his accession to the ducal throne in 1866."]], ["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."]]]
supporting_facts: [["Princess Feodora of Saxe-Meiningen (1890\u20131972)", 1], ["Countess Adelaide of Lippe-Biesterfeld", 0]]
evidences: [["Princess Feodora of Saxe-Meiningen", "mother", "Countess Adelaide of Lippe-Biesterfeld"], ["Countess Adelaide of Lippe-Biesterfeld", "mother", "Karoline of Wartensleben"]]
answer: Karoline of Wartensleben