question: When was Diane, Duchess Of Württemberg's husband born?
context: [["Barbara Sophie of Brandenburg", ["Barbara Sophia of Brandenburg (16 November 1584 \u2013 13 February 1636) was duchess of W\u00fcrttemberg by marriage to Duke John Frederick of W\u00fcrttemberg and acted as regent of the Duchy of W\u00fcrttemberg for their minor son, Duke Eberhard III of W\u00fcrttemberg, in 1631-1633.", "She was the daughter of the Catherine of K\u00fcstrin (1549\u20131602) and Elector of Joachim Frederick of Brandenburg."]], ["Louis Frederick, Duke of W\u00fcrttemberg-Montb\u00e9liard", ["Louis Frederick of W\u00fcrttemberg- Montb\u00e9liard( 29 January 1586 in Montb\u00e9liard \u2013 26 January 1631 in Montb\u00e9liard) was the founder of a cadet line of the House of W\u00fcrttemberg known as the Dukes of W\u00fcrttemberg- Montb\u00e9liard.", "Louis Frederick of W\u00fcrttemberg was born at Montb\u00e9liard Castle as the fifth child and second son of Duke Frederick I of W\u00fcrttemberg, and princess Sibylla of Anhalt."]], ["Carl, Duke of W\u00fcrttemberg", ["Carl Maria Peter Ferdinand Philipp", "Albrecht Joseph Michael Pius Konrad Robert Ulrich Herzog von W\u00fcrttemberg (born 1 August 1936) is the current head of the House of W\u00fcrttemberg."]], ["Prince Frederick of W\u00fcrttemberg", ["Prince\" Frederick\" Charles Augustus of W\u00fcrttemberg( 21 February 1808 \u2013 9 May 1870) was a General in the Army of W\u00fcrttemberg and the father of William II of W\u00fcrttemberg.", "Frederick was a member of the Royal Family of W\u00fcrttemberg and a Prince of W\u00fcrttemberg."]], ["Duchess Amelia of W\u00fcrttemberg", ["Amalie Therese Louise Wilhelmina Philippine of W\u00fcrttemberg( 28 June 1799 \u2013 28 November 1848) was a Duchess of W\u00fcrttemberg and an ancestor of Greek, Romanian, Yugoslavian and Spanish Royal Families.", "She was a daughter of Duke Louis of W\u00fcrttemberg and Princess Henrietta of Nassau- Weilburg."]], ["Princess Catherine of W\u00fcrttemberg", ["Princess Catherine Frederica Charlotte of W\u00fcrttemberg (Stuttgart, 24 August 1821 \u2013 Stuttgart, 6 December 1898) was a daughter of William I of W\u00fcrttemberg and Pauline Therese of W\u00fcrttemberg.", "She was the mother of William II of W\u00fcrttemberg."]], ["Duchess Maria Isabella of W\u00fcrttemberg", ["Duchess \"Maria Isabella\" Philippine Theresia Mathilde Josephine of W\u00fcrttemberg  (30 August 1871 \u2013 24 May 1904) was a member of the House of W\u00fcrttemberg and a Duchess of W\u00fcrttemberg by birth and a member of the House of Wettin and a Princess of Saxony through her marriage to Prince Johann Georg of Saxony."]], ["Diane, Duchess of W\u00fcrttemberg", ["Diane, Duchess of W\u00fcrttemberg (\"n\u00e9e\" Princess Diane Fran\u00e7oise Maria da Gloria of Orl\u00e9ans; born 24 March 1940) is a French princess who is married to Carl, Duke of W\u00fcrttemberg, head of the House of W\u00fcrttemberg.", "She is a successful artist and sculptor."]], ["Christoph, Duke of W\u00fcrttemberg", ["Christoph of W\u00fcrttemberg, Duke of W\u00fcrttemberg (12 May 1515 \u2013 28 December 1568) ruled as Duke of W\u00fcrttemberg from 1550 until his death in 1568."]], ["Princess Augusta of W\u00fcrttemberg", ["Princess Augusta of W\u00fcrttemberg( 4 October 1826 in Stuttgart \u2013 3 December 1898, ibid.) was a daughter of King William I of W\u00fcrttemberg and his wife, Pauline of W\u00fcrttemberg."]]]
supporting_facts: [["Diane, Duchess of W\u00fcrttemberg", 0], ["Carl, Duke of W\u00fcrttemberg", 1]]
evidences: [["Diane, Duchess of W\u00fcrttemberg", "spouse", "Carl, Duke of W\u00fcrttemberg"], ["Carl, Duke of W\u00fcrttemberg", "date of birth", "1 August 1936"]]
answer: 1 August 1936