question: Who is the paternal grandfather of Sigismund I, Prince Of Anhalt-Dessau?
context: [["George II, Prince of Anhalt-Dessau", ["George II, Prince of Anhalt- Dessau( 1454 \u2013 25 April 1509) was a German prince of the House of Ascania and ruler of the principality of Anhalt- Dessau.", "He was the fourth son of George I, Prince of Anhalt- Dessau, as second- born child of his fourth wife Anna, daughter of Albert VIII, Count of Lindau- Ruppin."]], ["Ernest I, Prince of Anhalt-Dessau", ["Ernest I, Prince of Anhalt- Dessau( died Dessau, 12 June 1516), was a German prince of the House of Ascania and ruler of the principality of Anhalt- Dessau.", "He was the second son of George I, Prince of Anhalt- Dessau, yet the first born by his fourth wife Anna, daughter of Albert VIII, Count of Lindow- Ruppin."]], ["George I, Prince of Anhalt-Dessau", ["George I, Prince of Anhalt- Dessau( \u2013 21 September 1474), was a German prince of the House of Ascania and ruler of the principality of Anhalt- Dessau.", "He was the second son of Sigismund I, Prince of Anhalt- Dessau, by his wife Judith, daughter of Gebhard XI, Count of Querfurt."]], ["Countess Henriette Catherine of Nassau", ["Henriette Catherine of Nassau (10 February 1637 \u2013 3 November 1708) was princess consort of Anhalt-Dessau by marriage to John George II, Prince of Anhalt-Dessau, and regent of Anhalt-Dessau from 1693 to 1698 during the minority (and then the absence) of her son Leopold I, Prince of Anhalt-Dessau."]], ["Sigismund II, Prince of Anhalt-Dessau", ["Sigismund II, Prince of Anhalt- Dessau( died aft. 22 May 1452) was a German prince of the House of Ascania and ruler of the principality of Anhalt- Dessau.", "He was the fourth son of Sigismund I, Prince of Anhalt- Dessau, by his wife Judith, daughter of Gebhard XI, Count of Querfurt."]], ["John II, Prince of Anhalt-Zerbst", ["John II, Prince of Anhalt-Zerbst (died 11 April 1382) was a German prince of the House of Ascania and ruler of the principality of Anhalt-Zerbst.", "He was the youngest son of Albert II, Prince of Anhalt-Zerbst, by his second wife Beatrix, daughter of Rudolf I, Elector of Saxony and Duke of Saxe-Wittemberg."]], ["Albert V, Prince of Anhalt-Dessau", ["Albert V, Prince of Anhalt- Dessau( died ca. 1469) was a German prince of the House of Ascania and ruler of the principality of Anhalt- Dessau.", "He was the fifth son of Sigismund I, Prince of Anhalt- Dessau, by his wife Judith, daughter of Gebhard XI, Count of Querfurt."]], ["Sigismund I, Prince of Anhalt-Dessau", ["Sigismund I, Prince of Anhalt-Dessau (died Coswig, 19 January 1405), was a German prince of the House of Ascania and ruler of the principality of Anhalt-Zerbst until 1396, when he became the first ruler of the principality of Anhalt-Dessau.", "He was the eldest son of John II, Prince of Anhalt-Zerbst, by his wife Elisabeth, daughter of John I, Count of Henneberg-Schleusingen."]], ["Rudolph IV, Prince of Anhalt-Dessau", ["Rudolph IV, Prince of Anhalt- Dessau( died 7 September 1510) was a German prince of the House of Ascania and ruler of the principality of Anhalt- Dessau.", "He was the fifth son of George I, Prince of Anhalt- Dessau, as the fourth- born child of his fourth wife Anna, daughter of Albert VIII, Count of Lindau- Ruppin."]], ["Waldemar IV, Prince of Anhalt-Dessau", ["Waldemar IV, Prince of Anhalt- Dessau( died aft. 22 July 1417) was a German prince of the House of Ascania and ruler of the principality of Anhalt- Dessau.", "He was the eldest son of Sigismund I, Prince of Anhalt- Dessau, by his wife Judith, daughter of Gebhard XI, Count of Querfurt."]]]
supporting_facts: [["Sigismund I, Prince of Anhalt-Dessau", 1], ["John II, Prince of Anhalt-Zerbst", 1]]
evidences: [["Sigismund I, Prince of Anhalt-Dessau", "father", "John II, Prince of Anhalt-Zerbst"], ["John II, Prince of Anhalt-Zerbst", "father", "Albert II, Prince of Anhalt-Zerbst"]]
answer: Albert II, Prince of Anhalt-Zerbst