Question: Ann Winterton and her husband Sir Nicholas Winterton were both MPs for which British party?

Context paragraphs:
Henry Heron (soldier): Henry Heron was an Irish soldier of the Tudor era.  He was the son of Sir Nicholas Heron, an Englishman who had settled in Ireland and become a leading political and military figure.  Henry became a brother-in-law to Sir Henry Bagenal and Dudley Bagenal, sons of another leading settler in Ireland Sir Nicholas Bagenal.

Richard L'Estrange: Richard L'Estrange or Le Strange was an English Member of Parliament (MP).  The son of Sir Thomas Le Strange, he probably secured election through his brother Sir Nicholas L'Estrange, who was Chamberlain to the Duke of Norfolk: he represented Horsham in the Parliament of 1559 and King's Lynn in that of 1563, both boroughs where the Duke was regularly able to nominate one of the two MPs.

Nicholas Roderick O'Conor: Sir Nicholas Roderick O'Conor GCB, GCMG, PC (Irish: "Nioclás Ruairí Ó Conchobhair Donn" ; County Roscommon, Ireland,1843 - Constantinople, Turkey, 19 March 1908) was a British diplomat.  At his death, Sir Nicholas was the British Ambassador to Turkey.

Thatched House Lodge: Thatched House Lodge is a Grade II-listed building, dating from the 17th century, in Richmond Park in the London Borough of Richmond upon Thames in London, England.  It was the home of British Prime Minister Sir Robert Walpole and, since 1963, has been a royal residence, being leased from the Crown Estate by Princess Alexandra, The Honourable Lady Ogilvy (born Princess Alexandra of Kent) and, until his death in 2004, her husband Sir Angus Ogilvy.

Patty Hopkins: Patricia Ann Hopkins, Lady Hopkins (née Wainwright, born 1942) is an English architect and joint winner, along with her husband Sir Michael Hopkins, of the 1994 Royal Gold Medal for Architecture.

Nicholas Winterton: Sir Nicholas Raymond Winterton (born 31 March 1938) is a retired British Conservative Party politician.  He was the Member of Parliament (MP) for Macclesfield from 1971 until he retired from the House of Commons at the 2010 general election.

Muriel Gammans: Ann Muriel, Lady Gammans (née Paul; 6 March 1898 – 28 December 1989) was a British Conservative politician.  She was elected Member of Parliament for Hornsey at a 1957 by-election following the death of her husband Sir David Gammans, and served until her retirement at the 1966 general election.

Sir Nicholas Bacon, 14th Baronet: Sir Nicholas Hickman Ponsonby Bacon, 14th and 15th Baronet, {'1': ", '2': ", '3': ", '4': "} (born 17 May 1953) is a British landowner, businessman and philanthropist.  Sir Nicholas is also the Premier Baronet of England.

Nicholas Trott: Nicholas Trott (19 January 1663 – 21 January 1740) was an 18th-century British judge, legal scholar and writer.  He had a lengthy legal and political career in Charleston, South Carolina and served as the colonial chief justice from 1703 until 1719.  He came from a prosperous English family; his grandfather Perient Trott having been a husband of the Somers Isles Company and his uncle Sir Nicholas Trott served as the governor of the Bahamas.  Sir Nicholas, like his nephew, was also involved in dealings with pirates and, to avoid confusion, is often referred to as Nicholas the Elder.

Ann Winterton: Jane Ann, Lady Winterton (née Hodgson; born 6 March 1941 in Sutton Coldfield) is a British Conservative Party politician who was the Member of Parliament (MP) for Congleton from 1983 to 2010.  She is married to Sir Nicholas Winterton, also a former Conservative MP.

Supporting paragraphs: Ann Winterton Nicholas Winterton
Answer: Conservative Party