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
FC Porto in international football competitions decide the match 8–7 for Porto and give the club their second and last title in this competition. Despite the managerial instability – Fernández was replaced by José Couceiro soon after their Champions League elimination – and weak performances in league matches, Porto finished runners-up to Benfica and secured qualification for the 2005–06 UEFA Champions League group stage. Dutch coach Co Adriaanse was appointed as the new coach for the 2005–06 season, and although his team delivered domestically – reclaiming both Portuguese league and Cup titles – it disappointed in the Champions League, as Porto finished last of their group,