Question: Who is Prince Alexander Of The Netherlands's mother?

Knowledge 1: Prince Alexander of the Netherlands
Prince Alexander of the Netherlands, Prince of Orange-Nassau (William "Alexander" Frederick Constantine Nicholas Michael, ; 2 August 1818 – 20 February 1848) was born at Soestdijk Palace, the second son to King William II of The Netherlands and Queen Anna Paulovna, daughter ofTsar Paul I of Russia.He was nicknamed Sasha within his family. [SEP] Knowledge 2: William II of the Netherlands
William II (Willem Frederik George Lodewijk, anglicized as William Frederick George Louis; 6 December 1792 – 17 March 1849) was King of the Netherlands, Grand Duke of Luxembourg, and Duke of Limburg.William II was the son of William I and Wilhelmine of Prussia.When his father, who up to that time ruled as sovereign prince, proclaimed himself king in 1815, he became Prince of Orange as heir apparent of the Kingdom of the Netherlands.With the abdication of his father on 7 October 1840, William II became king.During his reign, the Netherlands became a parliamentary democracy with the new constitution of 1848.William II was married to Anna Pavlovna of Russia.They had four sons and one daughter.William II died on 17 March 1849 and was succeeded by his son William III.
Knowledge 1: Prince Alexander of the Netherlands
Prince Alexander of the Netherlands, Prince of Orange-Nassau (William "Alexander" Frederick Constantine Nicholas Michael, ; 2 August 1818 – 20 February 1848) was born at Soestdijk Palace, the second son to King William II of The Netherlands and Queen Anna Paulovna, daughter ofTsar Paul I of Russia.He was nicknamed Sasha within his family. [SEP] Knowledge 2: Duchess Marie of Württemberg
Duchess Marie of Württemberg (Antoinette Friederike Auguste Marie Anna Herzogin von Württemberg; 17 September 1799 – 24 September 1860) was a daughter of Duke Alexander of Württemberg and Antoinette of Saxe-Coburg-Saalfeld.She was Duchess of Saxe-Coburg and Gotha from 1832 to 1844 as the second wife of Duke Ernest I.As such, she was the stepmother of Prince Albert, consort of Queen Victoria.
Knowledge 1: William II of the Netherlands
William II (Willem Frederik George Lodewijk, anglicized as William Frederick George Louis; 6 December 1792 – 17 March 1849) was King of the Netherlands, Grand Duke of Luxembourg, and Duke of Limburg.William II was the son of William I and Wilhelmine of Prussia.When his father, who up to that time ruled as sovereign prince, proclaimed himself king in 1815, he became Prince of Orange as heir apparent of the Kingdom of the Netherlands.With the abdication of his father on 7 October 1840, William II became king.During his reign, the Netherlands became a parliamentary democracy with the new constitution of 1848.William II was married to Anna Pavlovna of Russia.They had four sons and one daughter.William II died on 17 March 1849 and was succeeded by his son William III. [SEP] Knowledge 2: Duchess Marie of Württemberg
Duchess Marie of Württemberg (Antoinette Friederike Auguste Marie Anna Herzogin von Württemberg; 17 September 1799 – 24 September 1860) was a daughter of Duke Alexander of Württemberg and Antoinette of Saxe-Coburg-Saalfeld.She was Duchess of Saxe-Coburg and Gotha from 1832 to 1844 as the second wife of Duke Ernest I.As such, she was the stepmother of Prince Albert, consort of Queen Victoria.

Answer: Anna Pavlovna of Russia