Question: Which ended on an earlier date in May of its corresponding year, 2010–11 La Liga or 2009–10 La Liga?

full_context: Document 1: 2008–09 Copa del Rey: The 2008–09 Copa del Rey was the 107th staging of the Copa del Rey. The competition started on August 23, 2008 and concluded on May 13, 2009 with the final, held at the Mestalla Stadium in Valencia, in which Barcelona lifted the trophy for the 25th time in their history with a 4–1 victory over Athletic Bilbao, who qualified for the third qualifying round of the 2009–10 UEFA Europa League. The defending cup holders were Valencia, but they were eliminated in the quarter-finals.
Document 2: 2009–10 Ligue 1: The 2009–10 Ligue 1 season was the 72nd since its establishment. Bordeaux were the defending champions. The fixtures were announced on 5 June 2009, and play commenced on 8 August and ended on 15 May 2010. There were three promoted teams from Ligue 2, replacing the three teams that were relegated from Ligue 1 following the 2008–09 season. A total of 20 teams competed in the league with three clubs suffering relegation to the second division, Ligue 2. All clubs that secured Ligue 1 status for this season were subject to approval by the DNCG before becoming eligible to participate. In addition, German sportswear company Puma became the official provider of match balls for the season after agreeing to a long term partnership with the Ligue de Football Professionnel.
Document 3: 2009–10 FC Barcelona season: In 2009–10, Futbol Club Barcelona started the new season with the prospect of winning six major competitions in the 2009–2010 season. They contested for the Supercopa de España, UEFA Super Cup, FIFA Club World Cup, Copa del Rey, La Liga, and the UEFA Champions League. During the summer transfer window, the club swapped their top league goal scorer during the treble season, Samuel Eto'o to Italy's Inter Milan in exchange for Zlatan Ibrahimović, along with €48 million, bringing the total to €69 million.
Document 4: La Liga: The Primera División, commonly known as La Liga and as La Liga Santander for sponsorship reasons with Santander, is the top professional association football division of the Spanish football league system. Administrated by the Liga de Fútbol Profesional (LFP), La Liga is contested by 20 teams, with the three lowest-placed teams relegated to the Segunda División and replaced by the top two teams in that division plus the winner of a play-off.
Document 5: 2008–09 FC Barcelona season: In 2008–09, Futbol Club Barcelona started a new era with a new manager, former player and Barcelona Atlètic coach Pep Guardiola, who led the team to the first treble in Spanish football history. After selling off high-profiled players such as Deco and Ronaldinho, Barcelona played scintillating football throughout the season, winning the Copa del Rey, La Liga and the UEFA Champions League. This Barcelona squad is considered as one of the best in history.
Document 6: 2010–11 La Liga: The 2010–11 La Liga season (known as the "Liga BBVA" for sponsorship reasons) was the 80th since its establishment. The campaign began on 28 August 2010 and ended on 21 May 2011. A total of 20 teams contested the league, 17 of which already contested in the 2009–10 season and three of which were promoted from the Segunda División. In addition, a new match ball – the Nike Total 90 Tracer – served as the official ball for all matches.
Document 7: 2015–16 La Liga: The 2015–16 La Liga football season (known as the "Liga BBVA" for sponsorship reasons) was the 85th since its establishment. Barcelona were the defending champions. It started on 21 August 2015 and concluded on 15 May 2016. Barcelona retained the title, winning it for the second consecutive season (their 24th Liga title) after beating Granada 3–0 on the final matchday.
Document 8: List of Spanish football champions: The Spanish football champions are the winners of the primary football competition in Spain, La Liga. The league is contested on a round robin basis and the championship awarded to the team that is top of the league at the end of the season. La Liga, first established in 1929, originally contained ten teams. Before La Liga's organization, the Copa del Rey—a regionalised cup competition—was effectively the national championship. La Liga is contested in by 20 teams; the three lowest-placed teams are relegated to the Segunda División and replaced by the top three teams in that division. Of the founding teams in La Liga, only Real Madrid, Barcelona and Athletic Bilbao have not been relegated. The league was cancelled between 1936 and 1939 because of the Spanish Civil War.
Document 9: 2009–10 La Liga: The 2009–10 La Liga season (known as the "Liga BBVA" for sponsorship reasons) was the 79th La Liga since its establishment. Barcelona were the defending champions, having won their 19th La Liga title in the previous season. The campaign began on 29 August 2009 ended on 16 May 2010 due to all top-flight European leagues ending earlier than the previous season because of 2010 FIFA World Cup.
Document 10: 2010–11 Bundesliga: The 2010–11 Bundesliga was the 48th season of the Bundesliga, Germany's premier football league. The season started on the weekend of 21 August 2010 with the traditional season opening match involving the defending champions and ended with the last games on 14 May 2011. The winter break was in effect between weekends around 18 December 2010 and 15 January 2011. The defending champions were Bayern Munich. The league had also updated its logo for the season. The official match ball is Adidas Torfabrik 2010.
Document 11: 2007–08 La Liga: The 2007–08 La Liga season, the 77th since its establishment, started on 25 August 2007 and finished on 18 May 2008. Real Madrid defended their La Liga title successfully after a 2–1 victory over Osasuna. This season, all European leagues ended earlier than the previous season, due to the UEFA Euro 2008 championship. It also was the first year of the new La Liga television agreement that had La Sexta mark its first year of television broadcasting.
Document 12: 2009–10 Premier League: 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.
Document 13: 2010–11 FC Barcelona season: The 2010–11 season was Futbol Club Barcelona's 111th in existence and the club's 80th consecutive season in the top flight of Spanish football. Barcelona will start the season with a new president after Joan Laporta reached his term limit on 30 June, leaving behind a very successful club tenure.
Document 14: 2017–18 La Liga: The 2017–18 La Liga season, also known as La Liga Santander for sponsorship reasons, is the 87th since its establishment. The season began on 18 August 2017 and is scheduled to conclude on 20 May 2018. The fixtures of the 2017–18 season were released on 21 July 2017.
Document 15: 2009–10 UEFA Champions League: The 2009–10 UEFA Champions League was the 55th season of Europe's premier club football tournament organised by UEFA, and the 18th under the current UEFA Champions League format. The final was played on 22 May 2010, at the Santiago Bernabéu Stadium, home ground of Real Madrid, in Madrid, Spain. The final was won by Italian club Internazionale, who beat German side Bayern Munich 2–0. Internazionale went on to represent Europe in the 2010 FIFA Club World Cup, beating Congolese side TP Mazembe 3–0 in the final, and played in the 2010 UEFA Super Cup against Europa League winners Atlético Madrid, losing 2–0.
ground_truth: 2009–10 La Liga