Sport Lisboa e Benfica (Portuguese pronunciation: [sɨˈpɔɾ liʒˈβoɐ i βɐ̃jˈfikɐ] ), commonly known as Benfica, is a professional football club based in Lisbon, Portugal, that competes in the Primeira Liga, the top flight of Portuguese football. Founded on 28 February 1904, as Sport Lisboa, Benfica is one of the "Big Three" clubs in Portugal that have never been relegated from Primeira Liga, along with rivals Sporting CP and FC Porto. Benfica are nicknamed As Águias (The Eagles), for the symbol atop the club's crest, and Os Encarnados (The Reds), for the shirt colour.
https://en.wikipedia.org/wiki/S.L._Benfica