Question: Stephan Ratchford plays for the rugby team that has its home matches at which stadium?

full_context: Document 1: North Wales Crusaders: North Wales Crusaders R.L.F.C. (Welsh: "Croesgadwyr Gogledd Cymru Rygbi'r Gynghrair" ) is a professional rugby league club based in Wrexham, Wales. They are the successors to the former Super League club Crusaders Rugby League. Crusaders compete in Kingstone Press League 1, the third tier of European rugby league (behind the Super League and Kingstone Press Championship). Until the end of 2016 they played their home games at the Racecourse Ground in Wrexham. From 2017 they are based at the Queensway Stadium (also in Wrexham) but will also play several games at Hare Lane in Chester.
Document 2: Kevin Sinfield: Kevin "Sir Kev" Sinfield, MBE (born 12 September 1980 in Oldham) is an English former professional rugby league player who captained Leeds Rhinos in Super League. An England captain, his usual position was Loose forward , although he could cover both Stand-off and Hooker . Sinfield played his entire professional career with Leeds and is one of the most successful players in Super League history, having captained the team to seven Super League championships and two Challenge Cup successes as well as achieving individual accolades as winner of the Lance Todd Trophy (2005), Harry Sunderland Trophy twice (2009, 2012) and the Golden Boot (2012), one of only four British-based players to achieve the latter. He holds records as the highest points-scorer in Leeds Rhinos history, the highest points-scorer in Super League history and the third highest points-scorer in British rugby league history, behind Jim Sullivan and Neil Fox. Sinfield is also the only captain to ever lead a team to win three back-to-back-to-back Super League titles.
Document 3: Stefan Ratchford: Stefan Ratchford (born 19 July 1988 in Wigan) is an English rugby league player for Warrington in the Super League. As a junior, he played for Wigan St Cuthberts and Wigan St Pats. He is the spitting image of Daniel Gildea from newton-le-willows He is seen as a utility player; while preferred at Scrum-Half, Ratchford is regularly utilised to fill in at Fullback, Centre and Loose Forward. He was named in the England squad for 2009 Four Nations. In 2012 Ratchford moved from Salford to Warrington. Ratchford signed a new deal in 2014 keeping him at the club until 2018.
Document 4: Jake Bibby: Jake Bibby is an English professional rugby league player for Salford Red Devils in the Super League. He plays in the backs. He has became a big star at the Salford Red Devil's scoring 6 tries as a 21 year old. He has shown big improvement to show Salford he can play both wing and centre. He has great potential to become a great rugby league star.
Document 5: Feleti Mateo: Feleti Sosefo Mateo (born 2 June 1984) is a professional rugby league player who last played for the Salford Red Devils in the Super League. Mateo plays a variety of positions from lock, second-row and five-eighth. Mateo has represented for Tonga at international level as well as playing for NSW City Origin and the NRL All Stars. Mateo previously played for the Parramatta Eels in 2004 and between 2007 and 2010, the London Broncos in 2005, the New Zealand Warriors between 2011 and 2014, the Manly-Warringah Sea Eagles in 2015 and 2016 and the Salford Red Devils in 2016. Mateo is renowned for his versatility and extravagant style of play.
Document 6: Warrington Wolves: Warrington Wolves R.L.F.C. is a professional rugby league football club based in Warrington, England that competes in Super League. They play at the Halliwell Jones Stadium, having moved there from Wilderspool in 2003.
Document 7: Workington Town: Workington Town R.L.F.C. is a semi-professional rugby league club playing in Workington in west Cumbria. In the 2017 season they will play in League 1, having been relegated from the Kingstone Press Championship. Their stadium is called the Derwent Park, which they share with Workington Comets, a speedway team.
Document 8: Craig Lindfield: Craig Anthony Lindfield (born 7 September 1988 in Greasby, Merseyside) is an English footballer who plays as a Winger for FC United of Manchester.
Document 9: Widnes Vikings: Widnes Vikings R.L.F.C. is an English professional rugby league club based in Widnes, Cheshire which currently plays in the Super League, the top tier of European rugby league. The club plays its home matches at the Select Security Stadium.
Document 10: Huddersfield Giants: Huddersfield Giants R.L.F.C. are an English professional rugby league club from Huddersfield, West Yorkshire, the birthplace of rugby league, who play in the Super League competition. They play their home games at the Kirklees Stadium which is shared with Huddersfield Town F.C.. Huddersfield is also one of the original twenty-two rugby clubs that formed the Northern Rugby Football Union in 1895, making them one of the world's first rugby league teams. The club was founded in 1864 and is the world's oldest professional rugby league club. They have won 7 Championships and 6 Challenge Cups, but have not won a major trophy since 1962, some 53 years ago.
Document 11: Wolverhampton Wanderers F.C.: Wolverhampton Wanderers Football Club (commonly referred to as Wolves) is a professional association football club based in the city of Wolverhampton, West Midlands. The club was originally known as St. Luke's FC and was founded in 1877 and since 1889 has played at Molineux. They compete in the Championship, the second highest tier of English football, having been promoted from League One in 2014 after a solitary season at that level.
Document 12: Michael Platt: Michael Platt (born 23 March 1984) is a rugby league player who plays for the Salford Red Devils; he joined the Salford Red Devils in April 2014 and is contacted until the end of the 2014 season following a successful trial with the Superleague club..Michael joined the Red Devils following 3 appearances with the North Wales Crusaders in 2014. Platt's 1st choice position is Full Back but he has been more effective at Centre for the Bradford Bulls winning the 'Rugby League World Centre of the Month' for August.
Document 13: Stuart Fielden: Stuart Fielden (born 14 September 1979 in Halifax) is an English former professional rugby league footballer who played in the 1990s, 2000s, and 2010s. He was formerly an assistant coach for the Huddersfield Giants of Super League and now is a Personal trainer of Fielden Fitness in Leeds. A Great Britain national representative forward, he played his club rugby for Bradford Bulls with whom he won the 2001, 2003 and 2005 Super League Championships , 2000 , 2003 Challenge cups and World club championships in 2002 , 2004, 2006 before he moved to Wigan Warriors for a record transfer fee in 2006, winning the 2010 Super League Championship with them.He then signed with Huddersfield in 2013 but played only a handful of games (9) before injury forced him into retirement. Fielden won 2 individual awards of young player of the year (2000) and International best forward (2005).He was named in 4 super league and 4 International dream teams.
Document 14: Salford Red Devils: Salford Red Devils R.L.F.C. is a professional rugby league club in Salford, Greater Manchester, England, who play in the Super League. Formed in 1873, they have won six Championships and one Challenge Cup. Their home ground since 2012 has been the AJ Bell Stadium in Barton-upon-Irwell, before which they played at the Willows in Weaste. Before 1995, the club was known simply as Salford, from 1995-98 Salford Reds and from 1999-2013 Salford City Reds.
Document 15: Leeds Rhinos: Leeds Rhinos R.L.F.C. is a professional rugby league club based in Leeds, West Yorkshire, England. Founded in 1870, they compete in the Super League, the top-level European rugby league club competition, and have won the competition a record seven times since its inception in 1996, most recently in 2015. They play their home matches at Headingley Rugby Stadium.
ground_truth: Halliwell Jones Stadium