Question: What league did Hull City return to after participating in the Barclays Premier League in 2014?

Context articles: 2014–15 Premier League
2008–09 Hull City A.F.C. season
2009–10 Premier League
2007–08 Premier League
2008–09 Premier League
2013–14 Premier League
2011–12 Premier League
2015–16 Hull City A.F.C. season
2015–16 Under-21 Premier League Cup
Sam Clucas

The 2014–15 Premier League (also known as the Barclays Premier League for sponsorship reasons) was the 23rd season of the Premier League, the top English professional league for association football clubs, since its establishment in 1992.
 The fixtures were announced on 18 June 2014.
The 2008–09 season was Hull City's first ever season in the Premier League.
 Home games were played at the KC Stadium, which has a capacity of 25,404.
 On Friday 6 June 2008 Hull City announced they had sold out all 20,500 season tickets.
 Hull City's first ever top-flight fixture was a home game against Fulham, which they won 2–1.
 City finished the season in 17th place in the table, successfully avoiding relegation by the narrow margin of one point over Newcastle United.
 In the FA Cup, Hull reached the quarterfinals stage for the first time in 38 years, where they were knocked out by Arsenal with a controversial offside goal.
The 2009–10 Premier League (known as the Barclays Premier League for sponsorship reasons) was the 18th season of the Premier League since its establishment in 1992.
 A total of 20 teams competed in the league, with Chelsea unseating the three-time defending champions Manchester United, scoring a Premier League record 103 goals in the process.
 The season began on 15 August 2009 and concluded on 9 May 2010.
 Prior to each opening week match, a minute's applause was held in memory of Sir Bobby Robson.
 Nike provided a new match ball – the T90 Ascente – for this season.
The 2007–08 Premier League (known as the Barclays Premier League for sponsorship reasons) season was the 16th since its establishment.
 The first matches of the season were played on 11 August 2007, and the season ended on 11 May 2008.
 Manchester United went into the 2007–08 season as the Premier League's defending champions, having won their ninth Premier League title and sixteenth league championship overall the previous season.
 This season was also the third consecutive season to see the "Big Four" continue their stranglehold on the top four spots and places in the UEFA Champions League.
The 2008–09 Premier League (known as the Barclays Premier League for sponsorship reasons) season was the 17th season since the establishment of the Premier League in 1992.
 Manchester United became champions for the 11th time on the penultimate weekend of the season, defending their crown after winning their tenth Premier League title on the final day of the previous season.
 They were run close by Liverpool, who had a better goal difference and who had beaten United home and away, including a dramatic 4–1 victory at Old Trafford, but who were undone by a series of disappointing draws.
 The campaign – the fixtures for which were announced on 16 June 2008 – began on Saturday, 16 August 2008, and ended on 24 May 2009.
 A total of 20 teams contested the league, consisting of 17 who competed the previous season and three promoted from the Football League Championship.
 The new match ball was the Nike T90 Omni.
The 2013–14 Premier League (known as the Barclays Premier League for sponsorship reasons) was the 22nd season of the Premier League, the top-flight English professional league for men's football clubs.
 The fixtures were announced on 19 June 2013.
 The season started on Saturday 17 August 2013, and concluded on Sunday 11 May 2014.
The 2011–12 Premier League (known as the Barclays Premier League due to its sponsorship by the Barclays bank) was the 20th season of the Premier League since its establishment in 1992.
 The season began on 13 August 2011 and ended on 13 May 2012 with Manchester City sealing their first league title since 1968 with victory over Queens Park Rangers on the final day.
 The title was City's first Premier League success, making them the fifth club to win the Premier League in its 20-year history.
 City finished level on 89 points with Manchester United, but their goal difference was eight better than their local rivals', making it the first time the Premier League had been won on goal difference and the first time a club previously relegated from the Premier League had won the title.
The 2015–16 season was Hull City's first season back in the Football League Championship following their relegation from the Premier League last season in their 112th year in existence.
 Along with the Championship, the club competed in the FA Cup and Football League Cup.
 The season covers the period from 1 July 2015 to 30 June 2016.
The 2015–16 Under-21 Premier League Cup (known as the Barclays Under-21 Premier League Cup for sponsorship reasons) is the third edition of the U21 Premier League Cup.
 The competition was won by West Ham United who defeated Hull City 5–3 in a penalty shoot-out after the two-leg final had finished 1–1 on aggregate.
Samuel Raymond Clucas (born 25 September 1990) is an English professional footballer who plays as a midfielder for Premier League club Swansea City.
 He started his career as a youth player for Leicester City where he spent six years, before being released.
 He studied at Lincoln College and had a spell at Nettleham towards the end of the 2008–09 season, before joining his hometown club Lincoln City where he stayed until being released in the summer of 2010.
 After a short spell in Spain he returned to England and rose from League Two to the Premier League with Hereford United, Mansfield Town, Chesterfield and Hull City; scoring in each division in the process.
 He joined Swansea City on 23 August 2017, ending his stay with Hull City.