Question: Which candidate did Edward Timpson defeat, Laura Smith or Tamsin Dunwoody? 

Context paragraphs:
Laura Smith Haviland: Laura Smith Haviland (December 20, 1808- April 20, 1898) was an American abolitionist, suffragette, and social reformer.  She was an important figure in the history of the Underground Railroad.

Laura Smith (politician): Laura Smith is a British Labour Party politician who was elected as the Member of Parliament (MP) for Crewe and Nantwich at the 2017 general election, having defeated the incumbent Conservative Edward Timpson.

Crewe and Nantwich (UK Parliament constituency): Crewe and Nantwich is a constituency in Cheshire represented in the House of Commons of the UK Parliament since 2017, by Laura Smith of the Labour Party.

Tamsin Dunwoody: Moyra Tamsin Dunwoody (born 3 September 1958), sometimes known as Tamsin Dunwoody-Kneafsey, is a British politician.  She served as a Labour member of the National Assembly for Wales representing the constituency of Preseli Pembrokeshire from May 2003 until her defeat in the 2007 election by Conservative Party candidate Paul Davies.

Crewe and Nantwich by-election, 2008: The Crewe and Nantwich by-election, 2008 was a parliamentary by-election held on 22 May 2008, for the British House of Commons constituency of Crewe and Nantwich, in Cheshire, England.  The election was won by the Conservative party candidate Edward Timpson, who defeated the Labour party candidate Tamsin Dunwoody, on a swing from Labour to Conservative of 17.6%, a swing that in a general election would see nine Labour cabinet ministers lose their seats.  At the time of the by-election, a swing of 7% in a general election would have seen the Conservatives gain an overall majority over Labour.  This was the first seat gained by the Conservatives in a by-election since the Mitcham and Morden by-election, 1982.

Laura Owen: Laura Owen (born Laura Smith, November 11, 1957) is a business executive and entrepreneur.  Under the name Laura Nicholl, she was the first woman appointed to be Kansas Secretary of Commerce in 1991–1992.

Laura Ross (chess player): Laura Smith formerly "Laura Ross" (born 1988) is an American chess player.  She holds the title of Woman FIDE Master.  s of 2011 , her FIDE rating is 2217.  She is no longer an active player, but she does enjoy playing for fun.  Laura also teaches private chess lessons.

Laura Smith: Laura Smith is a Canadian folk singer-songwriter.  She is best known for her 1995 single "Shade of Your Love", one of the year's biggest hits on adult contemporary radio stations in Canada, and for her adaptation of the Scottish folk song "My Bonnie Lies over the Ocean" which she entitled "My Bonny".  She recorded a version of this with The Chieftains, which they erroneously listed as "My Bonnie" on their album "Fire in the Kitchen".  In December 2010, that version received a nod for Song of the Decade from Bill Margeson at LiveIreland.

Edward Timpson: Anthony Edward Timpson (born (1973--)26 1973 ) is a British Conservative Party politician.  He was first elected as the Member of Parliament (MP) for Crewe and Nantwich at the 2008 by-election but lost his seat in the 2017 general election to the Labour candidate, Laura Smith.

Laura Smith (blues singer): Laura Smith (March 1882 – February 1932) was an American classic female blues and country blues singer.  Songs she recorded include "Gonna Put You Right in Jail" and her version of "Don't You Leave Me Here".  She led Laura Smith and her Wild Cats and also worked with Clarence Williams and Perry Bradford.  Details of her life outside the music industry are scanty.

Supporting paragraphs: Crewe and Nantwich by-election, 2008 Edward Timpson
Answer: Laura Smith