[PAR] [TLE] El Clásico [SEP] El Clásico (] ; Catalan: "El Clàssic" , ] ; "The Classic" ) is the name given in football to any match between fierce rivals Real Madrid and FC Barcelona.  Originally it referred only to those competitions held in the Spanish championship, but nowadays the term has been generalized, and tends to include every single match between the two clubs: UEFA Champions League, Copa del Rey, etc.  Other than the UEFA Champions League Final, it is considered one of the biggest club football games in the world, and is among the most viewed annual sporting events.  The match is known for its intensity. [PAR] [TLE] 2011 Copa del Rey Final [SEP] The 2011 Copa del Rey Final was the 109th final since its establishment.  The match was a traditional 'El Clásico' rivalry between Barcelona and Real Madrid which took place on 20 April 2011 at the Mestalla Stadium, making it the sixth such Copa del Rey final (the last one was played also in Valencia on 5 April 1990), just four days after the two teams played each other in La Liga and seven days before they played each other in the UEFA Champions League first leg semi-final.
[PAR] [TLE] El Clásico [ SEP ] El Clásico ( ] ; Catalan : " El Clàssic " , ] ; " The Classic " ) is the name given in football to any match between fierce rivals Real Madrid and FC Barcelona . Originally it referred only to those competitions held in the Spanish championship , but nowadays the term has been generalized , and tends to include every single match between the two clubs : UEFA Champions League , Copa del Rey , etc . Other than the UEFA Champions League Final , it is considered one of the biggest club football games in the world , and is among the most viewed annual sporting events . The match is known for its intensity . [PAR] [TLE] 2011 Copa del Rey Final [ SEP ] The 2011 Copa del Rey Final was the 109th final since its establishment . The match was a traditional ' El Clásico ' rivalry between Barcelona and Real Madrid which took place on 20 April 2011 at the Mestalla Stadium , making it the sixth such Copa del Rey final ( the last one was played also in Valencia on 5 April 1990 ) , just four days after the two teams played each other in La Liga and seven days before they played each other in the UEFA Champions League first leg semi - final .
The 2011 Copa del Rey was a specific type of rivalry, given this name to any match between which groups?
The 2011 Copa del Rey was a specific type of rivalry , given this name to any match between which groups ?
Real Madrid and FC Barcelona
Real Madrid and FC Barcelona