S.L. Benfica Sporting. Followed in Europe, Africa and the Americas, any match between both teams is known as "dérbi de Lisboa" ("Lisbon derby"), "dérbi eterno" ("eternal derby"), "dérbi da Segunda Circular", "dérbi dos dérbis" ("derby of the derbies") – the most important football derby in Portugal. The rivalry between Benfica and FC Porto, which started with a friendly match on 28 April 1912, comes about as Lisbon and Porto are the largest Portuguese cities, respectively. Benfica and Porto are currently the two most decorated clubs in Portuguese football, with the former historically being the most decorated team overall. Any match between the
1981–82 S.L. Benfica season 4–1 loss, now for Supertaça Cândido de Oliveira with Porto and lost the trophy. On 17 January, Benfica lost in Bessa with Boavista, finishing the first half of the league with 21 points, four behind leaders Sporting. A week later, Benfica beat Porto at home by 3–1, only to close the month with an away draw with Portimonense. The gap was now at five points. In February, another loss, 1–0 with Vitória de Guimarães, with Sporting increasing their lead to seven points. In the opening match-day of March, Benfica drops more points in an away draw with Estoril Praia, but