question: When is Sir Charles Bunbury, 6Th Baronet's wife's birthday?
context: [["Sir Charles Davers, 6th Baronet", ["Sir Charles Davers, 6th Baronet( 4 June 1737 \u2013 4 June 1806) was a British Army officer and politician who sat in the House of Commons from 1768 to 1802."]], ["Sir Charles Sedley, 2nd Baronet", ["Sir Charles Sedley, 2nd Baronet( c. 1721 \u2013 23 August 1778), was a British politician who sat in the House of Commons between 1747 and 1778.", "Sedley was the eldest son of Sir Charles Sedley, 1st Baronet, son of Sir Charles Sedley, illegitimate son of Sir Charles Sedley, 5th Baronet and was educated at Westminster School and University College, Oxford, where he matriculated in 1739 ..", "He succeeded his father in 1730, and sat as Member of Parliament for Nottingham from 1747 to 1754 and 1774 to 1778.", "Sedley died unmarried in August 1778, when the baronetcy became extinct.", "He left his estate to an illegitimate daughter, who married Henry Venables- Vernon, afterwards the 3rd Baron Vernon."]], ["Sir Charles Bunbury, 6th Baronet", ["Sir Thomas Charles Bunbury, 6th Baronet (May 1740 \u2013 31 March 1821) was a British politician who sat in the House of Commons between 1761 and 1812.", "He was the first husband of Lady Sarah Lennox.", "Bunbury was the eldest son of Reverend Sir William Bunbury, 5th Baronet, Vicar of Mildenhall, Suffolk, and his wife Eleanor, daughter of Vere Graham.", "The caricaturist Henry Bunbury was his younger brother.", "He was educated at St Catharine's College, Cambridge.", "Bunbury was returned to Parliament as one of two representatives for Suffolk in 1761, a seat he held until 1784 and again from 1790 to 1812.", "He was also High Sheriff of Suffolk in 1788.", "Bunbury married firstly Lady Sarah, daughter of Charles Lennox, 2nd Duke of Richmond (a grandson of Charles II), and one of the famous Lennox sisters, in 1762.", "Their notorious marriage, which produced no children (although Sarah gave birth to a daughter by her lover, Lord William Gordon, in 1769), was dissolved by Act of Parliament in 1776 (on the grounds of Sarah's adultery).", "He married secondly Margaret Cocksedge in 1805.", "There were no children from this marriage either.", "Bunbury died in March 1821, aged 80, and was succeeded by his nephew, Henry.", "Margaret, Lady Bunbury, died in February 1822.", "Bunbury was an important figure in the field of horse-racing.", "His influence has been described as \"crucial\".", "He was a steward of the Jockey Club and his horses included", "The Derby winners Diomed, Eleanor and Smolensko.", "His racing silks were pink and white stripes."]], ["Frances Joanna Bunbury", ["Frances Joanna Bunbury( born 1814, d. 1894) was a British botanist, editor, and translator.", "She was married to Sir Charles Bunbury, 8th Baronet."]], ["Charles Abraham Elton", ["Sir Charles Abraham Elton, 6th Baronet( 31 October 1778 \u2013 1 June 1853) was an English officer in the British Army and an author."]], ["Sir Edmund Verney, 6th Baronet", ["Sir Edmund Ralph Verney, 6th Baronet( born 28 June 1950) succeeded to the title of 6th Baronet Calvert, of Claydon House, Buckinghamshire, on 17 August 2001."]], ["Lady Sarah Lennox", ["Lady Sarah Lennox (14 February 1745 \u2013 August 1826) was the most notorious of the famous Lennox sisters, daughters of Charles Lennox, 2nd Duke of Richmond."]], ["Sir Charles Bunbury, 4th Baronet", ["Sir Charles Bunbury, 4th Baronet( c. 1708 \u2013 10 April 1742), of Bunbury, Cheshire and Rake Hall, Stanney, near Chester, was a British politician who sat in the House of Commons from 1733 to 1742.", "Bunbury was baptized at Chester Cathedral on 9 February 1708, the eldest surviving son of Sir Henry Bunbury, 3rd Baronet, and his wife Susannah Hanmer, daughter of William Hanmer.", "He succeeded his father to the baronetcy on 2 February 1733.", "Bunbury was elected as Tory Member of Parliament for Chester at a by-election on 21 March 1733, and again at the 1734 British general election.", "He voted against the Government on the excise bill and the repeal of the Septennial Act.", "His health was poor and he went to the south of France for recovery in January 1738, and was absent from the vote on the Spanish convention on 8 March 1739.", "He then voted with the Opposition on all recorded occasions.", "He was returned unopposed at the 1741 British general election.", "Bunbury died unmarried after a long illness on 10 April 1742, aged 34.", "He was succeeded in the baronetcy by his younger brother, William.", "His nephews were Sir Charles Bunbury and Henry Bunbury."]], ["Theodred II (Bishop of Elmham)", ["Theodred II was a medieval Bishop of Elmham.", "The date of Theodred's consecration unknown, but the date of his death was sometime between 995 and 997."]], ["Etan Boritzer", ["Etan Boritzer( born 1950) is an American writer of children \u2019s literature who is best known for his book\" What is God?\" first published in 1989.", "His best selling\" What is?\" illustrated children's book series on character education and difficult subjects for children is a popular teaching guide for parents, teachers and child- life professionals.", "Boritzer gained national critical acclaim after\" What is God?\" was published in 1989 although the book has caused controversy from religious fundamentalists for its universalist views.", "The other current books in the\" What is?\" series include", "What is Love?,", "What is Death?,", "What is Beautiful?,", "What is Funny?,", "What is Right?,", "What is Peace?,", "What is Money?,", "What is Dreaming?,", "What is a Friend?,", "What is True?,", "What is a Family?,", "What is a Feeling?\"", "The series is now also translated into 15 languages.", "Boritzer was first published in 1963 at the age of 13 when he wrote an essay in his English class at Wade Junior High School in the Bronx, New York on the assassination of John F. Kennedy.", "His essay was included in a special anthology by New York City public school children compiled and published by the New York City Department of Education.", "Boritzer now lives in Venice, California and maintains his publishing office there also.", "He has helped numerous other authors to get published through\" How to Get Your Book Published!\" programs.", "Boritzer is also a yoga teacher who teaches regular classes locally and guest- teaches nationally.", "He is also recognized nationally as an erudite speaker on\" The Teachings of the Buddha.\""]]]
supporting_facts: [["Sir Charles Bunbury, 6th Baronet", 1], ["Lady Sarah Lennox", 0]]
evidences: [["Sir Thomas Charles Bunbury, 6th Baronet", "spouse", "Lady Sarah Lennox"], ["Lady Sarah Lennox", "date of birth", "14 February 1745"]]
answer: 14 February 1745