question: Who did Margaret Holles, Duchess Of Newcastle-Upon-Tyne marry?
context: [["Duchess of Newcastle", ["The Duchess of Newcastle or the Duchess of Newcastle- upon- Tyne usually refers to the wife or widow of a Duke of Newcastle.", "The dukedom became extinct in 1988."]], ["Margaret Holles, Duchess of Newcastle-upon-Tyne", ["Margaret Holles, Duchess of Newcastle-upon-Tyne (\"n\u00e9e\" Cavendish, 22 October 1661 \u2013 24 December 1715/16, London) was an English noblewoman.", "She was the third daughter and fourth of six children of Henry Cavendish, 2nd Duke of Newcastle-upon-Tyne and his wife, Frances Pierrepoint.", "On 1 March 1690, she married John Holles, Earl of Clare.", "Her husband was created Duke of Newcastle in 1694, the first creation having become extinct in 1691 when her father died without a male heir (her only brother, Henry Cavendish, Earl of Ogle, died in 1680).", "They had one child, Lady Henrietta Cavendish Holles (1694\u20131755), who married 2nd Earl of Oxford and Mortimer and was mother to Margaret Bentinck, Duchess of Portland.", "She died in 1715/16 and was buried at Bolsover Castle."]], ["Harriet Pelham-Holles, Duchess of Newcastle-upon-Tyne", ["Henrietta\" Harriet\" Pelham- Holles, Duchess of Newcastle- upon- Tyne( 1701 \u2013 17 July 1776) was the wife of the British statesman and Prime Minister Thomas Pelham- Holles, 1st Duke of Newcastle- upon- Tyne.", "She was the daughter of Francis Godolphin, 2nd Earl of Godolphin and Lady Henrietta Churchill, 2nd Duchess of Marlborough and the granddaughter of Sidney Godolphin, 1st Earl of Godolphin and John Churchill, 1st Duke of Marlborough and Sarah Churchill, Duchess of Marlborough.", "Until her marriage she was known as Lady Harriet Godolphin.", "Like her husband, she was a devoted Whig and supporter of the Hanoverian succession.", "They married on 2 April 1717.", "During the 1720s, they became famous for throwing sumptuous parties, a tradition that continued for several decades.", "These were attended even by her husband's political opponents."]], ["Robert Ellison (politician)", ["Robert Ellison (2 February 1614 \u2013 12 January 1678) was an English politician who sat in the House of Commons at various times between 1647 and 1660.", "Ellison was the son of Cuthbert Ellison of Newcastle-upon-Tyne, a merchant adventurer, and his wife Jane Isle, daughter of Charles Isle.", "He was Sheriff of Newcastle in 1646.", "In 1647, Ellison replaced as Member of Parliament for Newcastle-upon-Tyne in the Long Parliament a member whose election had been declared void.", "He was secluded from sitting in the succeeding Rump Parliament.", "In 1660, he returned to Parliament as MP for Newcastle-upon-Tyne in the Convention Parliament.", "Ellison died at the age of 63.", "He had married firstly Elizabeth Grey, daughter of Cuthbert Grey of Newcastle, and secondly on 27 July 1672 Agnes Briggs, widow of James Broggs of Newcastle."]], ["Robert Swinburne (born c.1376)", ["Robert Swinburne( c.1376- after 1426), of Newcastle upon Tyne, Northumberland, was an English merchant.", "He was a Member of Parliament for Newcastle- upon- Tyne in April 1414 and 1426."]], ["Freeman Hospital", ["The Freeman Hospital is an 800- bed tertiary referral centre in Newcastle upon Tyne, England.", "The hospital is managed by the Newcastle upon Tyne Hospitals NHS Foundation Trust and is a teaching hospital for the University of Newcastle upon Tyne."]], ["Henrietta Harley, Countess of Oxford and Countess Mortimer", ["Henrietta Harley, Countess of Oxford and Countess Mortimer (\"n\u00e9e\" Lady Henrietta Cavendish Holles; 11 February 1694 \u2013 9 December 1755) was an English noblewoman, the only child and heiress of John Holles, 1st Duke of Newcastle and his wife, the former Lady Margaret Cavendish, daughter of Henry Cavendish, 2nd Duke of Newcastle-upon-Tyne.", "Her hand was sought in marriage even in her youth as a means of alliance with her powerful father.", "Suitors included the Intendant of the Court of a Count of the Holy Roman Empire in December 1703, the Elector of Hanover's son (later George I of Great Britain) in June 1706, the Duke of Somerset's son Lord Hertford in 1707\u20131711, Count Nassau in 1709, and finally Lord Danby (grandson of Thomas Osborne, 1st Duke of Leeds) in 1711, before her father settled on Edward Harley, 2nd Earl of Oxford and Earl Mortimer.", "They were married on 31 August 1713, at Wimpole Hall.", "She brought, through inheritance, Welbeck Abbey in Nottinghamshire and Wimpole Hall in Cambridgeshire to her husband.", "They had two children.", "Their son, Henry Cavendish Harley, Lord Harley, lived only four days.", "Their only child to attain maturity was Margaret (1715\u20131785), and so whilst Margaret inherited most of the combined Holles-Harley fortunes on her parents' deaths, the title of Earl of Oxford and Earl Mortimer passed to Edward's cousin (also Edward).", "Henrietta Place (previously Henrietta Street) in Marylebone in the City of Westminster in central London was named after the Countess.", "Nearby Harley Street was named after her husband.", "The general area was owned by the Harleys and developed during their lifetimes, hence other streets are named after their family, too.", "This includes Oxford Street, Wigmore Street and Wimpole Street.", "She was buried 26 December 1755 in the Duke of Newcastle's vault in Westminster Abbey."]], ["Sheila Faith", ["( Irene) Sheila Faith( born Irene Sheila Book; 3 June 1928 \u2013 28 September 2014) was a British politician and dental surgeon.", "She served one term each in the House of Commons and European Parliament as a Conservative.", "She was a native of Newcastle upon Tyne and attended Newcastle upon Tyne Central High School and the University of Durham."]], ["Violet Grantham", ["Violet Hardisty Grantham( 15 February 1893 \u2013 20 May 1983) was a British politician, the first woman to served as Lord Mayor of Newcastle- upon- Tyne.", "Born Violet Taylor, she was educated privately, and married John Grantham, who served as Lord Mayor of Newcastle in 1936/ 37.", "In addition to being his Lady Mayoress, Violet served on the boards of a number of local organisations, and in 1937 she was elected to Newcastle City Council in her own right, representing the Conservative Party.", "In 1950/ 51, she became the first woman to serve as Sheriff of Newcastle- upon- Tyne, and was elected as an alderman of Newcastle City Council in 1951.", "In 1952/53, she was the first woman to serve as Lord Mayor of Newcastle- upon- Tyne, and she held the post again in 1957.", "She again became an elected councillor in 1958, and served until the reorganisation of local government in 1974, when she retired."]], ["Benwell", ["Benwell is an area in the West End of Newcastle upon Tyne, England."]]]
supporting_facts: [["Margaret Holles, Duchess of Newcastle-upon-Tyne", 4], ["Henrietta Harley, Countess of Oxford and Countess Mortimer", 0]]
evidences: [["Margaret Holles, Duchess of Newcastle-upon-Tyne", "child", "Lady Henrietta Cavendish Holles"], ["Lady Henrietta Cavendish Holles", "father", "John Holles, 1st Duke of Newcastle"]]
answer: John Holles, 1st Duke of Newcastle