generate questions: In 2011, a Welsh club participated in the Premier League for the first time after Swansea City gained promotion. The first Premier League match to be played outside England was Swansea City's home match at the Liberty Stadium against Wigan Athletic on 20 August 2011. In 2012–13, Swansea qualified for the Europa League by winning the League Cup. The number of Welsh clubs in the Premier League increased to two for the first time in 2013–14, as Cardiff City gained promotion, but Cardiff City was relegated after its maiden season.
Did Swansea qualify for the Europa Leaque in 2012-13? {sep_token} When was Swansea City's home match played against Wigan Athletic? {sep_token} In 2013-14, how much did the Premier League's Welsh clubs increase by? {sep_token} How did Swansea qualify for the Europa League? {sep_token} Which team gained promotion then but was relegated after its first season? {sep_token} In which year did a Welsh club participate in the Premier League for the first time? {sep_token} Which team was promoted to the Premier League in 2011? {sep_token} In which stadium was the first Premier League match played outside of England? {sep_token} On which date did Swansea City play its first Premier League game? {sep_token} Against which team did Swansea City play its first Premier League game?