FC Porto B da Liga. Prior to the end of the 2011–12 season, seven Primeira Liga clubs announced their interest in creating a B team to fill the six vacancies available in for the 2012–13 Segunda Liga season. Six of these clubs were selected to have their B teams take part in the competition: Benfica, Braga, Marítimo, Porto, Sporting CP, and Vitória de Guimarães. The LPFP, which governs professional football in Portugal, announced that for B teams to compete in the 2012–13 Segunda Liga they would have to pay a fee of €50,000. In addition, the LPFP would also require teams to follow
1980–81 S.L. Benfica season in a row, including a home win against Porto on 14 March in the Clássico, which gave them a four-point lead with seven matches to go. At the same time, in the Cup Winners' Cup, Benfica beat Fortuna Düsseldorf at home, after a 2–2 away draw, qualifying for the semi-final. March closed with another draw, now with Académico de Viseu, removing a point from their lead over Porto. On 8 April, Benfica met Carl Zeiss Jena for the first leg of the semi-finals, losing 2–0. Four days later, they drew with Vitória de Guimarães, and saw his lead drop to