Benfica's Nelson Marcos is tackled during a match against FC Porto, 20 April, 2008.
Benfica's Petit tackles Porto's Nuno Valente during a league match, 20 October 2002
Benfica's Spanish player Jose Reyes reacts during a league match against FC Porto in Lisbon, 30 August, 2008.
FC Porto's Argentinian player Lucho Gonzalez celebrates after scoring against Benfica during a league match in Lisbon, 30 August, 2008.
Benfica's Rui Costa, Brazilian Leonardo Bastos and Andreson Da Silva argue with the referee during the Portuguese Super league football match against Porto, 20 April 2008 2008.
Bruno Alves of Porto vies with Benfica's Brazilian Sidnei Junior in a league match at Luz Stadium, Lisbon, 30 August 2008.
Benfica's Nuno Gomes views for the ball with FC Porto's Bruno Alves during a league match, 30 August, 2008. AFP/Miguel Riopa
Benfica's David Luiz views with Porto's Lisandro in a league match in Lisbon, 01 December 2007. AFP/Nicolas Asfouri
Portos players celebrate a goal against Benfica during a league match in Porto, 28 October 2006. AFP/Francisco Leong
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