Arsenal - Barcelona | 2009-10 Şampiyonlar Ligi Çeyrek Final

If you are referring to "Şampiyonlar" in Turkish, it means "Champions" in English. However, if you are referring to the UEFA Champions League, it is an annual club football competition organized by the Union of European Football Associations (UEFA). It is one of the most prestigious football competitions in the world, and is contested by the top clubs from European countries.

The competition involves a group stage followed by knockout rounds, with the winning team crowned the Champions of Europe. Real Madrid is the most successful team in the history of the competition, having won the title 13 times, while other notable winners include Barcelona, Liverpool, Bayern Munich, and Manchester United.

The UEFA Champions League attracts a global audience and generates significant revenue for UEFA and the participating clubs. The competition is also known for its high level of football, with some of the world's best players and teams competing for the coveted trophy.

Overall, the UEFA Champions League is a highly competitive and entertaining football competition, and is a major highlight of the European football calendar.