1983–84 S.L. Benfica season left the club in second, a point shy of the leader Porto, their next opponent. In the Clássico, Benfica beat his rival Porto and assumed first place. Later in the month, Benfica defeated Olympiacos in the second round of the European Cup, qualifying for the quarter-final. In November and December, Benfica won all their league matches, but lost the Supertaça Cândido de Oliveira to Porto. Benfica kept on winning in the Primeira Divisão in January, lapping the first part of league with a three-point lead. However they suffered a set-back in the Taça de Portugal, losing 2–1 in Estádio de
1974–75 S.L. Benfica season Ciudad de Sevilla and the Independence Cup in Brazil. Benfica started their league campaign with victories against Belenenses and Farense, reaching top of the table, ex aequo with Porto. On match-day 3, they dropped their first points, in a home draw with Olhanense. They reacted by winning their following two league matches, while also easily progressing in the Cup Winners' Cup. On 13 October, Benfica visited Estádio do Bessa to play Boavista and drew 0–0. That resulted in them being caught in first place by Vitória de Guimarães and Porto. A week later, Benfica lost at home with Porto by