1978–79 S.L. Benfica season three losses in a month, severely hindered the title race. Nevertheless, despite dropping out of the UEFA Cup at the hands of Borussia Mönchengladbach, domestically, Benfica won all league matches for three months, reaching the first place in the league. A home draw with Porto stopped their winning run, but it was a loss to Marítimo that compromised their title race. That loss followed another with Braga for the Taça de Portugal. Despite dropping points again in March, Benfica kept an entertaining battle with Porto, which came to an end when they drew again in match-day 29. Two consecutive seasons
FC Porto in international football competitions name="1980/81"></ref><ref name="1982/83"></ref> In between, the club sailed into the 1981–82 Cup Winners' Cup quarter-finals, where they were beaten by the eventual runners-up Standard Liège.<ref name="1981/82"></ref> Porto lost the 1983 Portuguese Cup final to league champions Benfica, which allowed their participation in the 1983–84 Cup Winners' Cup as losing cup finalists. They eliminated Dinamo Zagreb, Rangers, and Shakhtar Donetsk to reach their first European semi-final.<ref name="1983/84"></ref> The competition draw paired Porto with the holders Aberdeen, managed by Alex Ferguson. Taking a 1–0 lead to Pittodrie, Porto resisted to the attacking pressure of their opponents. In the 76th minute, Vermelhinho scored the