1999–2000 S.L. Benfica season "their worst performance of the season, and seeing Porto close in on the top of the table." On 4 November, Benfica hosted P.A.O.K. for the second leg of their European qualifier. They lost 2–1 in normal time, requiring extra time and a penalty shootout to decide the match. The Lisbon side converted all their shots, progressing into the next round. Four days later, the club defeated S.C. Braga by one goal in a league match to open a three-point lead. After a one-week break for the Taça de Portugal, Benfica visited Estádio das Antas for the Clássico against Porto. They
1977–78 S.L. Benfica season top of the table by Porto, which had a game in hand. Three days later, Benfica lost 4–1 in Anfield Road and were eliminated of the European Cup. Toni said the result expressed the difference between both teams. Back at domestic competition, Benfica regained their footing and won the following two matches. However, on 8 April, they drew again, at home with Portimonense and fell to second, a point from Porto. They responded with two more wins, before conceding another draw, the eight all season, against Braga. This opened Porto's lead to two points with five matches to go. As