1980–81 S.L. Benfica season the club. Benfica's league campaign started with seven consecutive wins, before a first loss with Porto in the Clássico. A few days later, Benfica wins their first Supertaça de Portugal. In the Cup Winners' Cup, Benfica eliminated Altay, Dinamo Zagreb and Malmö in the first three rounds. In late November, Benfica draws with Sporting and three weeks later, with Vitória de Setúbal, lapping the first half in first place with a three-point lead. In the following weeks, Benfica won three more matches before losing another point in a draw with Penafiel, which cut his lead to two points. They reacted
1977–78 S.L. Benfica season with the same points, although Porto remained leader with a better goal-average. On the final match-day, Benfica won, but so did Porto, which celebrated their first title in 19 years. Despite going unbeaten all season and only conceding 11 goals, they had lost the title by a 15-goal deficit. The squad for the season consisted of the players listed in the tables below, as well as staff member John Mortimore (manager), Rui Silva (assistant manager). Bibliography 1977–78 S.L. Benfica season The 1977–78 season was Sport Lisboa e Benfica's 74th season in existence and the club's 44th consecutive season in the