Question: Which party does the constituency who is represented in the House of Commons of the UK Parliament belong?

Context paragraphs:
North Wiltshire (UK Parliament constituency): North Wiltshire is a constituency represented in the House of Commons of the UK Parliament since 1997 by James Gray, a Conservative.  In the period 1832–1983, this was an alternative name for Chippenham or the Northern Division of Wiltshire and as Chippenham dates to the original countrywide Parliament, the Model Parliament, this period is covered in more detail in that article.  In 2016 it was announced that the North Wiltshire constituency would be scrapped as part of the planned 2018 Constituency Reforms.

Banbury (UK Parliament constituency): Banbury is a constituency in Oxfordshire created in 1553 and represented in the House of Commons of the UK Parliament since 2015 by Victoria Prentis of the Conservative Party.  The constituency is commonly, but erroneously, referred to as the North Oxfordshire constituency.

Exeter (UK Parliament constituency): Exeter is a constituency composed of the cathedral city and county town of Devon represented in the House of Commons of the UK Parliament.  The constituency has had a history of representatives from 1900 of Conservative, Liberal Party, Independent and Labour representation and has been represented since 1997 by Ben Bradshaw of the Labour Party, who served in government as a Health Minister and as Secretary of State for Culture, Media and Sport (2009–2010).

Harrogate (UK Parliament constituency): Harrogate ( ) was a constituency represented in the House of Commons of the UK Parliament.  As with all constituencies, the constituency elected one Member of Parliament (MP) by the first past the post system of election.  The constituency was renamed Harrogate and Knaresborough in 1997.

Weaver Vale (UK Parliament constituency): Weaver Vale is a constituency represented in the House of Commons of the UK Parliament since 2017 by Mike Amesbury, a member of the Labour Party.

Dartford (UK Parliament constituency): Dartford is a constituency represented in the House of Commons of the UK Parliament since 2010 by Gareth Johnson of the Conservative Party.  The constituency is currently the longest-valid 'bellwether' constituency in the country as the party of the winning candidate has gone on to form the government in every General Election since 1964.  Candidates for the largest two parties nationally have polled first and second since 1923 in Dartford.

Mike Amesbury: Michael Lee Amesbury (born 7 May 1969) is an English Labour Party politician.  He has been the Member of Parliament (MP) for Weaver Vale since the general election in June 2017.

Walthamstow (UK Parliament constituency): Walthamstow (Contemp.  and Cons.  RP) /wɔːlθm̩stəʊ/, (Est.  Eng.)  /woːwfm̩stɐʏ/ is a constituency created in 1974 represented in the House of Commons of the UK Parliament since 2010 by Stella Creasy, a member of the Labour Party and of the Cooperative Party.  An earlier version of the constituency existed covering a significantly different area (1885—1918) and was among the vast majority by that time returning one member to the House of Commons.

John Lloyd Wharton: The Right Honourable John Lloyd Wharton PC (18 April 1837 – 11 July 1912) was a Barrister and a Conservative Party politician.  He was the Member of Parliament (MP) for Member of Parliament (MP) for City of Durham (UK Parliament constituency) then Member of Parliament (MP) for Ripon (UK Parliament constituency).

York Central (UK Parliament constituency): York Central is a parliamentary constituency which is represented in the House of Commons of the UK Parliament by Rachael Maskell of the Labour Party and the Co-operative Party, making it the only constituency in North Yorkshire not currently represented by the Conservatives.

Supporting paragraphs: Mike Amesbury Weaver Vale (UK Parliament constituency)
Answer: English Labour Party