FC Porto the 1955–56 Primeira Divisão on head-to-head advantage over runners-up Benfica. Later that season, Porto beat Torreense to win its first Taça de Portugal and achieve its first double. As the Portuguese league winner, Porto made its debut in European competitions by qualifying for the 1956–57 European Cup. The club's first participation was short-lived, ending in the preliminary round with two defeats against Spanish champions Athletic Bilbao. A year later, Porto lifted its second Taça de Portugal by beating Benfica 1–0 in the final. The two clubs met again in the following season's final, but this time Benfica took the trophy
1996–97 S.L. Benfica season week later; on the opening game of the Primeira Liga, Benfica drops two points against S.C. Braga in a home draw. Still, with two convincing wins in early September, Benfica reached top of the table, together with four other teams. With the second leg of the Supercup next, Benfica received Porto on 18 September. However, the contend quickly became an unbalanced one, with Porto scoring five goals to none, as Preud'Homme prevented an even darker outcome The team was not disturbed by this defeat, and continued racking up consecutive league wins, even achieving a two-point lead over the second place;