FC Alverca faces FC Porto at Estádio do Dragão on Saturday at 20h30. David Silva will referee the match. The referee from the Associação de Futebol do Porto will have Carlos Campos and Nélson Cunha as assistants, with Miguel Fonseca as the fourth referee. The VAR will be Pedro Ferreira, assisted by Nuno Eiras. FC Alverca needs a win to keep hopes of escaping relegation.