Question: Who did Manchester City beat on the day that Swansea City beat Liverpool 1-0 in the 2011-12 season ?

Context articles: 2011–12 Swansea City A.F.C. season
1976–77 FA Cup
2004–05 Swansea City A.F.C. season
Alan Waddle
Leon Britton
1967–68 Liverpool F.C. season
2011–12 Premier League
Steve Potter
Keith Hanvey
Swansea City A.F.C. Under-23s

The 2011–12 season was Swansea City's third season in the first tier of English football, and their first return to top-flight football since 1983.
 During the 2010–11 season, Swansea finished in 3rd place and beat Reading 4–2 in the Championship play-off final, to win promotion to the Premier League.
 In doing so, they became the first Welsh team to enter the Premier League.
 Swansea finished the season at 11th place after beating Liverpool 1–0 in the last game of the season on 13 May 2012.
 Safety was already confirmed two weeks prior when the Swans drew 4–4 with Wolverhampton Wanderers on 28 April 2012, a game Swansea had led 4–1, although Andrea Orlandi posted the fastest goal of the season in that match after 24 seconds.
The 1976–77 FA Cup was the 96th staging of the world's oldest football knockout competition, The Football Association Challenge Cup, or FA Cup.
 The final saw Manchester United beat Liverpool 2–1.
The 2004–05 season was Swansea City Association Football Club's 27th season in the newly formed Football League Two, and their 76th in English football.
 Alan Curtis had left the club early before the season's start, with Kenny Jackett replacing him.
 Swansea City gained promotion by finishing in third place.
 In the cup competitions, they reached the third round of the FA Cup, having defeated Cheltenham Town and Stockport County, before losing 2–1 on aggregate against Reading.
 A 3–0 loss against Queens Park Rangers saw Swansea exit in the first round of the League Cup.
 They were eliminated in the second round of the Football League Trophy, but reached the final in the FAW Premier Cup, beating Wrexham 2–1.
Alan Waddle (born 9 June 1954) is an English former footballer who played as a striker.
 Waddle began his career with Halifax Town, signing professional forms in October 1971.
 He made 22 League appearances and scored the crucial goal in the last match of the 1972-73 season at Walsall enabling Halifax Town to avoid relegation from the old Third Division.
 In June 1973 Waddle was signed by Liverpool manager Bill Shankly and netted his only goal for the Reds in a 1-0 win over rivals Everton in December 1973.
 Waddle made 22 appearances for the club but he lost his place in 1975, and only played one game in his remaining two years, although he did make it onto the bench for the 1977 European Cup Final, before leaving that summer.
 He spent a year at Leicester City before moving on to Swansea City, where he had his most productive spell, working under manager John Toshack, the player he had understudied at Liverpool.
 In December 1980 Waddle joined Newport County for a fee of £80,000, a club record for Newport.
 He went on to have a much-travelled career, which included two returns to Swansea (one as commercial operations manager), and spells in Finland, Hong Kong and Qatar.
Leon James Britton (born 16 September 1982) is an English professional footballer, who plays for Swansea City.
 Having joined Swansea on a permanent transfer in 2003, Britton went on to make 270 league appearances for the club over a seven-year span.
 He joined Sheffield United in the summer of 2010, but transferred back to Swansea in January 2011.
 Britton instantly became a central figure in Swansea's successful promotion campaign.
 He remains one of a handful of players to have represented any club in all four professional divisions of the English footballing pyramid, along with Brett Ormerod, and former Swansea teammates Alan Tate and Garry Monk.
Liverpool F.C. did not win any major trophies for the second season in a row.
 Despite top scorer Roger Hunt rediscovering his mojo, it finished three points behind champions Manchester City, while arch rivals Manchester United beat Liverpool to the honour of being the first English club to win the European Cup, adding salt to the wounds of another disappointing season.
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.
Steve Potter is a former footballer.
 Born Stephen Derek Potter in 1955 in Belper, Derbyshire, Steve was apprenticed at age 15 with Manchester City Football Club.
 He transferred to Swansea City and made 118 appearances as a goalkeeper for Swansea City between 1974 and 1978 before moving to Bridgend Town in July 1978.
 After a short stint with Bridgend to maintain fitness, Steve moved to Vancouver, Canada, to play for the Vancourver White Caps Football Club in the then bourgening North American League.
 He received an offer to play for a Melbourne club and subsequently emigrated to Australia.
 Steve retired in the early 1980s and now lives in Noosa Heads, Queensland.
 Proud father to mega fox, Shae Potter.
Keith Hanvey (born 18 January 1952) is an English retired professional footballer who played for Manchester City, Swansea City, Rochdale, Grimsby Town and Huddersfield Town.
 His Debut for Manchester City appearance, in a Texaco Cup match against Airdrie on 27 September 1971.
Swansea City Association Football Club Under-23s is the most senior team of Swansea City's youth teams and are the club's former reserve team.
 From the 2015–16 season, they will play in Division 2 of the Professional Development League 1 and will also compete in the U21 Premier League Cup.
 The Under-21s and Under-18s previously played in the Professional Development League 2 South Division.
 The Under-21s play the majority of their home games at Swansea City's Youth Academy in Landore, Swansea with occasional matches taking place at the Liberty Stadium.