Question: What division does the team for which the 2009 South American Footballer of the Year plays compete in?

full_context: Document 1: Estadio Ciudad de La Plata: The Estadio Ciudad de La Plata ("City of La Plata Stadium") is a multi-purpose stadium located in the city of La Plata, Argentina. It is also known popularly as the Estadio Único and is owned by the Province of Buenos Aires, administered jointly by the provincial government, the Municipality of La Plata, and the football clubs Estudiantes de La Plata and Gimnasia y Esgrima de la Plata.
Document 2: Club de Gimnasia y Esgrima La Plata: Club de Gimnasia y Esgrima La Plata (] (English: La Plata Gymnastics and Fencing Club ), also known simply as Gimnasia or the acronym GELP, is a professional Argentine sports club based in the city of La Plata, Buenos Aires Province. Founded in 1887 as "Club de Gimnasia y Esgrima", the club is mostly known for its football team, which currently plays in the "Primera División", the first division of the Argentine football league system.
Document 3: Boca Juniors: Club Atlético Boca Juniors (] ) is an Argentine sports club based in the La Boca neighbourhood of Buenos Aires. Although many activities are hosted by the club, Boca Juniors is mostly known for its professional football team which, since it was promoted in 1913, has always played in the Argentine Primera División, becoming the most successful team of Argentina in number of official titles, with 66 won to date. National titles won by Boca Juniors include 32 Primera División championships, and 12 domestic cups. Boca Juniors also owns an honorary title awarded by the Argentine Football Association for their successful tour of Europe in 1925.
Document 4: South American Footballer of the Year: The Rey del Fútbol de América ("King of Football of America"), often referred to as the South American Footballer of the Year, is an annual association football award presented to the best footballer in South America over the previous calendar year. The award was conceived by Venezuelan newspaper "El Mundo", which awarded it from 1971 to 1985. Uruguayan newspaper "El País" took over from 1986 onwards.
Document 5: Club Atlético River Plate: Club Atlético River Plate is an Argentine sports club based in the Belgrano neighborhood of Buenos Aires, and named after the city's estuary, Río de la Plata. Although many sports are practiced at the club, River is best known for its professional football team, which has won the most domestic competitions in Argentina with 36 league titles in the top division, 2 second division championships and 9 national cups. At international level, River Plate has won a total of 16 official titles.
Document 6: History of Boca Juniors: Club Atlético Boca Juniors (] ) is an Argentine sports club based in the La Boca neighbourhood of Buenos Aires. Although many activities are hosted by the club, Boca Juniors is mostly known for its professional football team, which since it was promoted in 1913, has always played in the Argentine Primera División.
Document 7: 2009 South American Footballer of the Year: The 2009 South American Footballer of the Year, given to the best football player in South America by Uruguayan newspaper El País through voting by journalists across the continent, was awarded to Juan Sebastián Verón of Estudiantes de La Plata on December 31, 2009.
Document 8: Estudiantes de La Plata: Club Estudiantes de La Plata (] ), simply referred to as Estudiantes ] , is an Argentine sports club based in La Plata. The club's football team currently competes in the Primera División, where it has spent most of its history.
Document 9: Argentinos Juniors: Asociación Atlética Argentinos Juniors is an Argentine sports club based in La Paternal, Buenos Aires. The club is mostly known for its football team, which currently plays in the Argentine Primera División, and was recognized as one of the most important football teams of South America by FIFA. It is one of the eight Argentine first division teams that won the Copa Libertadores. The continental trophy was won in the club's first entry to the contest, in 1985. The most remarkable sign of this team is the power of its youth teams, which unveiled some of the most talented footballers in Argentinian football history, with Diego Maradona as the greatest example of all.
Document 10: Juan Sebastián Verón: Juan Sebastián Verón (] ; born 9 March 1975) is an Argentine footballer who plays and serves as the chairman for Estudiantes de La Plata, where he had served as Director of Sports. A former midfielder, Verón's career started in Estudiantes, continued in Argentina's Boca Juniors, and included stints in several clubs in the Italian Serie A (where he won the "Scudetto" with Lazio and with Internazionale, and a UEFA Cup with Parma), and England's Manchester United and Chelsea. In 2006, Verón returned to Estudiantes, where he remained until his retirement in 2014, aside from a brief spell with Brandsen. He has announced his short return to first team will occur in Copa Libertadores 2017.
Document 11: 2013 South American Footballer of the Year: The 2013 South American Footballer of the Year, given to the best football player in South America by Uruguayan newspaper El País through voting by journalists across the continent, was awarded to Ronaldinho of Atlético Mineiro on December 31, 2013.
Document 12: 2009 FIFA World Player of the Year: The 2009 FIFA World Player of the Year awards took place on 21 December 2009 at the , Zürich, Switzerland. Shortlists of 23 men and 10 women were announced on 30 October 2009. The final five contenders for this year’s FIFA World Player of the Year and FIFA Women’s World Player of the Year awards were announced on 7 December 2009. Lionel Messi was announced as the World Player of the Year with a record points total.
Document 13: 2011 South American Footballer of the Year: The 2011 South American Footballer of the Year, given to the best football player in South America by Uruguayan newspaper El País through voting by journalists across the continent, was awarded to Neymar of Santos on December 31, 2011.
Document 14: 2010 South American Footballer of the Year: The 2010 South American Footballer of the Year, given to the best football player in South America by Uruguayan newspaper "El País" through voting by journalists across the continent, was awarded to Andrés D'Alessandro of Internacional on December 30, 2010.
Document 15: 2012 South American Footballer of the Year: The 2012 South American Footballer of the Year, given to the best football player in South America by Uruguayan newspaper El País through voting by journalists across the continent, was awarded to Neymar of Santos on December 31, 2012.
ground_truth: Primera División