what is the nationality of The player who was awarded the 2010 South American footballer of the year ?
Argentine
Title: 2010 South American Summit
Passage: The 2010 South American summit (officially the 4th Ordinary Meeting of the Council of Heads of State and Government of the Union of South American Nations), took place in Georgetown, Guyana on November 26, 2010.  Eight heads of state and four foreign ministers of the Union of South American Nations attended the summit.  During the summit, the leaders signed an additional protocol to the Constitutive Treaty, adding a democratic clause to the charter of the organization.  The Georgetown summit ended with the Ecuadorian president handing the UNASUR pro-tempore presidency for the next twelve months to his Guyanese counterpart, Bharrat Jagdeo.
Title: Andrés D'Alessandro
Passage: Andrés Nicolás D'Alessandro (born 15 April 1981) is an Argentine footballer who plays for Internacional as an attacking midfielder.
Title: 2010 South American Footballer of the Year
Passage: 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.
Andrés D'Alessandro 2010 South American Footballer of the Year